19386807

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{1889}}^1$

素因数の和:2214

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 8917833

約数列:

[1, 3, 11, 33, 311, 933, 1889, 3421, 5667, 10263, 20779, 62337, 587479, 1762437, 6462269, 19386807]

約数ペア:

[(1, 19386807), (3, 6462269), (11, 1762437), (33, 587479), (311, 62337), (933, 20779), (1889, 10263), (3421, 5667)]