20128570945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33829531}}^1$

素因数の和:33829560

約数の個数: 16

約数和(自身を含む): 29228715648

約数和(自身を除く): 9100144703

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 33829531, 169147655, 236806717, 575102027, 1184033585, 2875510135, 4025714189, 20128570945]

約数ペア:

[(1, 20128570945), (5, 4025714189), (7, 2875510135), (17, 1184033585), (35, 575102027), (85, 236806717), (119, 169147655), (595, 33829531)]