20576171

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1429}}^1$

素因数の和:1475

約数の個数: 24

約数和(自身を含む): 27387360

約数和(自身を除く): 6811189

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1309, 1429, 2057, 10003, 14399, 15719, 24293, 110033, 170051, 172909, 267223, 1210363, 1870561, 2939453, 20576171]

約数ペア:

[(1, 20576171), (7, 2939453), (11, 1870561), (17, 1210363), (77, 267223), (119, 172909), (121, 170051), (187, 110033), (847, 24293), (1309, 15719), (1429, 14399), (2057, 10003)]