18500009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{2137}}^1$

素因数の和:2935

約数の個数: 8

約数和(自身を含む): 20216928

約数和(自身を除く): 1716919

約数列:

[1, 11, 787, 2137, 8657, 23507, 1681819, 18500009]

約数ペア:

[(1, 18500009), (11, 1681819), (787, 23507), (2137, 8657)]