20225755

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:459

約数の個数: 24

約数和(自身を含む): 27023472

約数和(自身を除く): 6797717

約数列:

[1, 5, 11, 55, 101, 121, 331, 505, 605, 1111, 1655, 3641, 5555, 12221, 18205, 33431, 40051, 61105, 167155, 200255, 367741, 1838705, 4045151, 20225755]

約数ペア:

[(1, 20225755), (5, 4045151), (11, 1838705), (55, 367741), (101, 200255), (121, 167155), (331, 61105), (505, 40051), (605, 33431), (1111, 18205), (1655, 12221), (3641, 5555)]