20512421684

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{50773321}}^1$

素因数の和:50773426

約数の個数: 12

約数和(自身を含む): 36252151908

約数和(自身を除く): 15739730224

約数列:

[1, 2, 4, 101, 202, 404, 50773321, 101546642, 203093284, 5128105421, 10256210842, 20512421684]

約数ペア:

[(1, 20512421684), (2, 10256210842), (4, 5128105421), (101, 203093284), (202, 101546642), (404, 50773321)]