20963140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{95287}}^1$

素因数の和:95307

約数の個数: 24

約数和(自身を含む): 48025152

約数和(自身を除く): 27062012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 95287, 190574, 381148, 476435, 952870, 1048157, 1905740, 2096314, 4192628, 5240785, 10481570, 20963140]

約数ペア:

[(1, 20963140), (2, 10481570), (4, 5240785), (5, 4192628), (10, 2096314), (11, 1905740), (20, 1048157), (22, 952870), (44, 476435), (55, 381148), (110, 190574), (220, 95287)]