16872418

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23369}}^1$

素因数の和:23409

約数の個数: 12

約数和(自身を含む): 26711910

約数和(自身を除く): 9839492

約数列:

[1, 2, 19, 38, 361, 722, 23369, 46738, 444011, 888022, 8436209, 16872418]

約数ペア:

[(1, 16872418), (2, 8436209), (19, 888022), (38, 444011), (361, 46738), (722, 23369)]