20109065

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 24884496

約数和(自身を除く): 4775431

約数列:

[1, 5, 41, 205, 233, 421, 1165, 2105, 9553, 17261, 47765, 86305, 98093, 490465, 4021813, 20109065]

約数ペア:

[(1, 20109065), (5, 4021813), (41, 490465), (205, 98093), (233, 86305), (421, 47765), (1165, 17261), (2105, 9553)]