18774591

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4093}}^1$

素因数の和:4246

約数の個数: 16

約数和(自身を含む): 27511680

約数和(自身を除く): 8737089

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4093, 4587, 12279, 45023, 135069, 568927, 1706781, 6258197, 18774591]

約数ペア:

[(1, 18774591), (3, 6258197), (11, 1706781), (33, 568927), (139, 135069), (417, 45023), (1529, 12279), (4093, 4587)]