18690974

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1\times {\mathrm{523}}^1$

素因数の和:799

約数の個数: 16

約数和(自身を含む): 28522368

約数和(自身を除く): 9831394

約数列:

[1, 2, 107, 167, 214, 334, 523, 1046, 17869, 35738, 55961, 87341, 111922, 174682, 9345487, 18690974]

約数ペア:

[(1, 18690974), (2, 9345487), (107, 174682), (167, 111922), (214, 87341), (334, 55961), (523, 35738), (1046, 17869)]