20645544

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{10889}}^1$

素因数の和:10977

約数の個数: 32

約数和(自身を含む): 52272000

約数和(自身を除く): 31626456

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 316, 474, 632, 948, 1896, 10889, 21778, 32667, 43556, 65334, 87112, 130668, 261336, 860231, 1720462, 2580693, 3440924, 5161386, 6881848, 10322772, 20645544]

約数ペア:

[(1, 20645544), (2, 10322772), (3, 6881848), (4, 5161386), (6, 3440924), (8, 2580693), (12, 1720462), (24, 860231), (79, 261336), (158, 130668), (237, 87112), (316, 65334), (474, 43556), (632, 32667), (948, 21778), (1896, 10889)]