20128040264

素因数分解:

$2^3\times {\mathrm{6203}}^1\times {\mathrm{405611}}^1$

素因数の和:411820

約数の個数: 16

約数和(自身を含む): 37746252720

約数和(自身を除く): 17618212456

約数列:

[1, 2, 4, 8, 6203, 12406, 24812, 49624, 405611, 811222, 1622444, 3244888, 2516005033, 5032010066, 10064020132, 20128040264]

約数ペア:

[(1, 20128040264), (2, 10064020132), (4, 5032010066), (8, 2516005033), (6203, 3244888), (12406, 1622444), (24812, 811222), (49624, 405611)]