20693277

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4861}}^1$

素因数の和:4921

約数の個数: 24

約数和(自身を含む): 33372768

約数和(自身を除く): 12679491

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 4861, 14583, 43749, 53471, 160413, 209023, 481239, 627069, 1881207, 2299253, 6897759, 20693277]

約数ペア:

[(1, 20693277), (3, 6897759), (9, 2299253), (11, 1881207), (33, 627069), (43, 481239), (99, 209023), (129, 160413), (387, 53471), (473, 43749), (1419, 14583), (4257, 4861)]