19438007071

素因数分解:

$7^1\times {\mathrm{241}}^1\times {\mathrm{509}}^1\times {\mathrm{22637}}^1$

素因数の和:23394

約数の個数: 16

約数和(自身を含む): 22351855680

約数和(自身を除く): 2913848609

約数列:

[1, 7, 241, 509, 1687, 3563, 22637, 122669, 158459, 858683, 5455517, 11522233, 38188619, 80655631, 2776858153, 19438007071]

約数ペア:

[(1, 19438007071), (7, 2776858153), (241, 80655631), (509, 38188619), (1687, 11522233), (3563, 5455517), (22637, 858683), (122669, 158459)]