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math.NT2022
On -layered numbers
Farid Jokar
A positive integer is said to be -layered if its divisors can be partitioned into sets with equal sum. In this paper, we start the systematic study of these class of num…
math.NT2020
On -layered numbers and some labeling related to -layered numbers
F. Jokar
In this paper, first, we define and investigate -layered numbers, which are a generalization of Zumkeller numbers. After that, we generalize the concept of Zumkeller labeling an…
math.NT2019★ 1 cited
On the differences between Zumkeller and -layered numbers
Farid Jokar
A positive integer is said to be a Zumkeller number if the positive divisors of can be partitioned into two disjoint subsets of equal sum \cite{zumkeller}. In this paper, i…