20420236417

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{634031}}^1$

素因数の和:634188

約数の個数: 16

約数和(自身を含む): 24103360512

約数和(自身を除く): 3683124095

約数列:

[1, 7, 43, 107, 301, 749, 4601, 32207, 634031, 4438217, 27263333, 67841317, 190843331, 474889219, 2917176631, 20420236417]

約数ペア:

[(1, 20420236417), (7, 2917176631), (43, 474889219), (107, 190843331), (301, 67841317), (749, 27263333), (4601, 4438217), (32207, 634031)]