20187954088

素因数分解:

$2^3\times {\mathrm{10333}}^1\times {\mathrm{244217}}^1$

素因数の和:254556

約数の個数: 16

約数和(自身を含む): 37856232180

約数和(自身を除く): 17668278092

約数列:

[1, 2, 4, 8, 10333, 20666, 41332, 82664, 244217, 488434, 976868, 1953736, 2523494261, 5046988522, 10093977044, 20187954088]

約数ペア:

[(1, 20187954088), (2, 10093977044), (4, 5046988522), (8, 2523494261), (10333, 1953736), (20666, 976868), (41332, 488434), (82664, 244217)]