12457648

素因数分解:

$2^4\times 7^1\times {\mathrm{111229}}^1$

素因数の和:111244

約数の個数: 20

約数和(自身を含む): 27585040

約数和(自身を除く): 15127392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 111229, 222458, 444916, 778603, 889832, 1557206, 1779664, 3114412, 6228824, 12457648]

約数ペア:

[(1, 12457648), (2, 6228824), (4, 3114412), (7, 1779664), (8, 1557206), (14, 889832), (16, 778603), (28, 444916), (56, 222458), (112, 111229)]