20176573390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{979921}}^1$

素因数の和:980028

約数の個数: 32

約数和(自身を含む): 38099367360

約数和(自身を除く): 17922793970

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 2059, 4118, 10295, 20590, 979921, 1959842, 4899605, 9799210, 28417709, 56835418, 69574391, 139148782, 142088545, 284177090, 347871955, 695743910, 2017657339, 4035314678, 10088286695, 20176573390]

約数ペア:

[(1, 20176573390), (2, 10088286695), (5, 4035314678), (10, 2017657339), (29, 695743910), (58, 347871955), (71, 284177090), (142, 142088545), (145, 139148782), (290, 69574391), (355, 56835418), (710, 28417709), (2059, 9799210), (4118, 4899605), (10295, 1959842), (20590, 979921)]