20525613076

素因数分解:

$2^2\times {\mathrm{72911}}^1\times {\mathrm{70379}}^1$

素因数の和:143294

約数の個数: 12

約数和(自身を含む): 35920825920

約数和(自身を除く): 15395212844

約数列:

[1, 2, 4, 70379, 72911, 140758, 145822, 281516, 291644, 5131403269, 10262806538, 20525613076]

約数ペア:

[(1, 20525613076), (2, 10262806538), (4, 5131403269), (70379, 291644), (72911, 281516), (140758, 145822)]