20172205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5179}}^1$

素因数の和:5244

約数の個数: 16

約数和(自身を含む): 26107200

約数和(自身を除く): 5934995

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 5179, 25895, 98401, 212339, 492005, 1061695, 4034441, 20172205]

約数ペア:

[(1, 20172205), (5, 4034441), (19, 1061695), (41, 492005), (95, 212339), (205, 98401), (779, 25895), (3895, 5179)]