19727109

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 29446872

約数和(自身を除く): 9719763

約数列:

[1, 3, 9, 41, 123, 193, 277, 369, 579, 831, 1737, 2493, 7913, 11357, 23739, 34071, 53461, 71217, 102213, 160383, 481149, 2191901, 6575703, 19727109]

約数ペア:

[(1, 19727109), (3, 6575703), (9, 2191901), (41, 481149), (123, 160383), (193, 102213), (277, 71217), (369, 53461), (579, 34071), (831, 23739), (1737, 11357), (2493, 7913)]