18221411

素因数分解:

${\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{787}}^1$

素因数の和:950

約数の個数: 12

約数和(自身を含む): 19900152

約数和(自身を除く): 1678741

約数列:

[1, 13, 137, 169, 787, 1781, 10231, 23153, 107819, 133003, 1401647, 18221411]

約数ペア:

[(1, 18221411), (13, 1401647), (137, 133003), (169, 107819), (787, 23153), (1781, 10231)]