1256803472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{4620601}}^1$

素因数の和:4620626

約数の個数: 20

約数和(自身を含む): 2578295916

約数和(自身を除く): 1321492444

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 4620601, 9241202, 18482404, 36964808, 73929616, 78550217, 157100434, 314200868, 628401736, 1256803472]

約数ペア:

[(1, 1256803472), (2, 628401736), (4, 314200868), (8, 157100434), (16, 78550217), (17, 73929616), (34, 36964808), (68, 18482404), (136, 9241202), (272, 4620601)]