20497352

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{134851}}^1$

素因数の和:134876

約数の個数: 16

約数和(自身を含む): 40455600

約数和(自身を除く): 19958248

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 134851, 269702, 539404, 1078808, 2562169, 5124338, 10248676, 20497352]

約数ペア:

[(1, 20497352), (2, 10248676), (4, 5124338), (8, 2562169), (19, 1078808), (38, 539404), (76, 269702), (152, 134851)]