12810256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{42139}}^1$

素因数の和:42166

約数の個数: 20

約数和(自身を含む): 26126800

約数和(自身を除く): 13316544

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 42139, 84278, 168556, 337112, 674224, 800641, 1601282, 3202564, 6405128, 12810256]

約数ペア:

[(1, 12810256), (2, 6405128), (4, 3202564), (8, 1601282), (16, 800641), (19, 674224), (38, 337112), (76, 168556), (152, 84278), (304, 42139)]