18405204

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{673}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 44839872

約数和(自身を除く): 26434668

約数列:

[1, 2, 3, 4, 6, 12, 43, 53, 86, 106, 129, 159, 172, 212, 258, 318, 516, 636, 673, 1346, 2019, 2279, 2692, 4038, 4558, 6837, 8076, 9116, 13674, 27348, 28939, 35669, 57878, 71338, 86817, 107007, 115756, 142676, 173634, 214014, 347268, 428028, 1533767, 3067534, 4601301, 6135068, 9202602, 18405204]

約数ペア:

[(1, 18405204), (2, 9202602), (3, 6135068), (4, 4601301), (6, 3067534), (12, 1533767), (43, 428028), (53, 347268), (86, 214014), (106, 173634), (129, 142676), (159, 115756), (172, 107007), (212, 86817), (258, 71338), (318, 57878), (516, 35669), (636, 28939), (673, 27348), (1346, 13674), (2019, 9116), (2279, 8076), (2692, 6837), (4038, 4558)]