20111084

素因数分解:

$2^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2731}}^1$

素因数の和:3005

約数の個数: 24

約数和(自身を含む): 40389888

約数和(自身を除く): 20278804

約数列:

[1, 2, 4, 7, 14, 28, 263, 526, 1052, 1841, 2731, 3682, 5462, 7364, 10924, 19117, 38234, 76468, 718253, 1436506, 2873012, 5027771, 10055542, 20111084]

約数ペア:

[(1, 20111084), (2, 10055542), (4, 5027771), (7, 2873012), (14, 1436506), (28, 718253), (263, 76468), (526, 38234), (1052, 19117), (1841, 10924), (2731, 7364), (3682, 5462)]