20138025719

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{142907}}^1$

素因数の和:143446

約数の個数: 16

約数和(自身を含む): 23624407296

約数和(自身を除く): 3486381577

約数列:

[1, 7, 41, 287, 491, 3437, 20131, 140917, 142907, 1000349, 5859187, 41014309, 70167337, 491171359, 2876860817, 20138025719]

約数ペア:

[(1, 20138025719), (7, 2876860817), (41, 491171359), (287, 70167337), (491, 41014309), (3437, 5859187), (20131, 1000349), (140917, 142907)]