19852405

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{857}}^1$

素因数の和:1016

約数の個数: 16

約数和(自身を含む): 24648624

約数和(自身を除く): 4796219

約数列:

[1, 5, 41, 113, 205, 565, 857, 4285, 4633, 23165, 35137, 96841, 175685, 484205, 3970481, 19852405]

約数ペア:

[(1, 19852405), (5, 3970481), (41, 484205), (113, 175685), (205, 96841), (565, 35137), (857, 23165), (4285, 4633)]