20123079455

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{878929}}^1$

素因数の和:879194

約数の個数: 16

約数和(自身を含む): 25524127200

約数和(自身を除く): 5401047745

約数列:

[1, 5, 19, 95, 241, 1205, 4579, 22895, 878929, 4394645, 16699651, 83498255, 211821889, 1059109445, 4024615891, 20123079455]

約数ペア:

[(1, 20123079455), (5, 4024615891), (19, 1059109445), (95, 211821889), (241, 83498255), (1205, 16699651), (4579, 4394645), (22895, 878929)]