20007352805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1277}}^1\times {\mathrm{7699}}^1$

素因数の和:9029

約数の個数: 32

約数和(自身を含む): 26923881600

約数和(自身を除く): 6916528795

約数列:

[1, 5, 11, 37, 55, 185, 407, 1277, 2035, 6385, 7699, 14047, 38495, 47249, 70235, 84689, 236245, 284863, 423445, 519739, 1424315, 2598695, 3133493, 9831623, 15667465, 49158115, 108147853, 363770051, 540739265, 1818850255, 4001470561, 20007352805]

約数ペア:

[(1, 20007352805), (5, 4001470561), (11, 1818850255), (37, 540739265), (55, 363770051), (185, 108147853), (407, 49158115), (1277, 15667465), (2035, 9831623), (6385, 3133493), (7699, 2598695), (14047, 1424315), (38495, 519739), (47249, 423445), (70235, 284863), (84689, 236245)]