18651914

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:661

約数の個数: 16

約数和(自身を含む): 28394496

約数和(自身を除く): 9742582

約数列:

[1, 2, 157, 191, 311, 314, 382, 622, 29987, 48827, 59401, 59974, 97654, 118802, 9325957, 18651914]

約数ペア:

[(1, 18651914), (2, 9325957), (157, 118802), (191, 97654), (311, 59974), (314, 59401), (382, 48827), (622, 29987)]