331455856

素因数分解:

$2^4\times {\mathrm{1663}}^1\times {\mathrm{12457}}^1$

素因数の和:14128

約数の個数: 20

約数和(自身を含む): 642633472

約数和(自身を除く): 311177616

約数列:

[1, 2, 4, 8, 16, 1663, 3326, 6652, 12457, 13304, 24914, 26608, 49828, 99656, 199312, 20715991, 41431982, 82863964, 165727928, 331455856]

約数ペア:

[(1, 331455856), (2, 165727928), (4, 82863964), (8, 41431982), (16, 20715991), (1663, 199312), (3326, 99656), (6652, 49828), (12457, 26608), (13304, 24914)]