20963778

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1663}}^1$

素因数の和:1870

約数の個数: 32

約数和(自身を含む): 46006272

約数和(自身を除く): 25042494

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 191, 382, 573, 1146, 1663, 2101, 3326, 4202, 4989, 6303, 9978, 12606, 18293, 36586, 54879, 109758, 317633, 635266, 952899, 1905798, 3493963, 6987926, 10481889, 20963778]

約数ペア:

[(1, 20963778), (2, 10481889), (3, 6987926), (6, 3493963), (11, 1905798), (22, 952899), (33, 635266), (66, 317633), (191, 109758), (382, 54879), (573, 36586), (1146, 18293), (1663, 12606), (2101, 9978), (3326, 6303), (4202, 4989)]