12499216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{45953}}^1$

素因数の和:45978

約数の個数: 20

約数和(自身を含む): 25642332

約数和(自身を除く): 13143116

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 45953, 91906, 183812, 367624, 735248, 781201, 1562402, 3124804, 6249608, 12499216]

約数ペア:

[(1, 12499216), (2, 6249608), (4, 3124804), (8, 1562402), (16, 781201), (17, 735248), (34, 367624), (68, 183812), (136, 91906), (272, 45953)]