Y by Davi-8191, Mathuzb, anantmudgal09, Amir Hossein, otsin, HWenslawski, megarnie, Adventure10
Let
be positive integers such that
and
. Let
be the set of values attained by
as
runs through the positive integers. Show that
is the set of all positive divisors of some positive integer.







This post has been edited 2 times. Last edited by v_Enhance, Feb 25, 2018, 11:06 AM
Reason: LaTeX copy edits
Reason: LaTeX copy edits