2019201095

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{32497}}^1$

素因数の和:32579

約数の個数: 24

約数和(自身を含む): 2633897904

約数和(自身を除く): 614696809

約数列:

[1, 5, 17, 43, 85, 215, 289, 731, 1445, 3655, 12427, 32497, 62135, 162485, 552449, 1397371, 2762245, 6986855, 9391633, 23755307, 46958165, 118776535, 403840219, 2019201095]

約数ペア:

[(1, 2019201095), (5, 403840219), (17, 118776535), (43, 46958165), (85, 23755307), (215, 9391633), (289, 6986855), (731, 2762245), (1445, 1397371), (3655, 552449), (12427, 162485), (32497, 62135)]