12745424

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{19429}}^1$

素因数の和:19478

約数の個数: 20

約数和(自身を含む): 25297860

約数和(自身を除く): 12552436

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 19429, 38858, 77716, 155432, 310864, 796589, 1593178, 3186356, 6372712, 12745424]

約数ペア:

[(1, 12745424), (2, 6372712), (4, 3186356), (8, 1593178), (16, 796589), (41, 310864), (82, 155432), (164, 77716), (328, 38858), (656, 19429)]