1259431216

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{779351}}^1$

素因数の和:779460

約数の個数: 20

約数和(自身を含む): 2464311024

約数和(自身を除く): 1204879808

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 779351, 1558702, 3117404, 6234808, 12469616, 78714451, 157428902, 314857804, 629715608, 1259431216]

約数ペア:

[(1, 1259431216), (2, 629715608), (4, 314857804), (8, 157428902), (16, 78714451), (101, 12469616), (202, 6234808), (404, 3117404), (808, 1558702), (1616, 779351)]