20567631

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{22777}}^1$

素因数の和:22830

約数の個数: 16

約数和(自身を含む): 32071424

約数和(自身を除く): 11503793

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 22777, 68331, 159439, 478317, 979411, 2938233, 6855877, 20567631]

約数ペア:

[(1, 20567631), (3, 6855877), (7, 2938233), (21, 979411), (43, 478317), (129, 159439), (301, 68331), (903, 22777)]