20480264

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12611}}^1$

素因数の和:12653

約数の個数: 32

約数和(自身を含む): 45403200

約数和(自身を除く): 24922936

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 12611, 25222, 50444, 88277, 100888, 176554, 353108, 365719, 706216, 731438, 1462876, 2560033, 2925752, 5120066, 10240132, 20480264]

約数ペア:

[(1, 20480264), (2, 10240132), (4, 5120066), (7, 2925752), (8, 2560033), (14, 1462876), (28, 731438), (29, 706216), (56, 365719), (58, 353108), (116, 176554), (203, 100888), (232, 88277), (406, 50444), (812, 25222), (1624, 12611)]