18115539

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{9883}}^1$

素因数の和:9946

約数の個数: 16

約数和(自身を含む): 26568192

約数和(自身を除く): 8452653

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 9883, 29649, 128479, 385437, 464501, 1393503, 6038513, 18115539]

約数ペア:

[(1, 18115539), (3, 6038513), (13, 1393503), (39, 464501), (47, 385437), (141, 128479), (611, 29649), (1833, 9883)]