20351755

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3631}}^1$

素因数の和:3714

約数の個数: 16

約数和(自身を含む): 26150400

約数和(自身を除く): 5798645

約数列:

[1, 5, 19, 59, 95, 295, 1121, 3631, 5605, 18155, 68989, 214229, 344945, 1071145, 4070351, 20351755]

約数ペア:

[(1, 20351755), (5, 4070351), (19, 1071145), (59, 344945), (95, 214229), (295, 68989), (1121, 18155), (3631, 5605)]