156920396218

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{217341269}}^1$

素因数の和:217341309

約数の個数: 12

約数和(自身を含む): 248421071610

約数和(自身を除く): 91500675392

約数列:

[1, 2, 19, 38, 361, 722, 217341269, 434682538, 4129484111, 8258968222, 78460198109, 156920396218]

約数ペア:

[(1, 156920396218), (2, 78460198109), (19, 8258968222), (38, 4129484111), (361, 434682538), (722, 217341269)]