12661578

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{22691}}^1$

素因数の和:22730

約数の個数: 24

約数和(自身を含む): 28319616

約数和(自身を除く): 15658038

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 22691, 45382, 68073, 136146, 204219, 408438, 703421, 1406842, 2110263, 4220526, 6330789, 12661578]

約数ペア:

[(1, 12661578), (2, 6330789), (3, 4220526), (6, 2110263), (9, 1406842), (18, 703421), (31, 408438), (62, 204219), (93, 136146), (186, 68073), (279, 45382), (558, 22691)]