20008256

素因数分解:

$2^6\times {\mathrm{199}}^1\times {\mathrm{1571}}^1$

素因数の和:1782

約数の個数: 28

約数和(自身を含む): 39928800

約数和(自身を除く): 19920544

約数列:

[1, 2, 4, 8, 16, 32, 64, 199, 398, 796, 1571, 1592, 3142, 3184, 6284, 6368, 12568, 12736, 25136, 50272, 100544, 312629, 625258, 1250516, 2501032, 5002064, 10004128, 20008256]

約数ペア:

[(1, 20008256), (2, 10004128), (4, 5002064), (8, 2501032), (16, 1250516), (32, 625258), (64, 312629), (199, 100544), (398, 50272), (796, 25136), (1571, 12736), (1592, 12568), (3142, 6368), (3184, 6284)]