156940418

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{217369}}^1$

素因数の和:217409

約数の個数: 12

約数和(自身を含む): 248453910

約数和(自身を除く): 91513492

約数列:

[1, 2, 19, 38, 361, 722, 217369, 434738, 4130011, 8260022, 78470209, 156940418]

約数ペア:

[(1, 156940418), (2, 78470209), (19, 8260022), (38, 4130011), (361, 434738), (722, 217369)]