18709212

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1279}}^1$

素因数の和:1362

約数の個数: 48

約数和(自身を含む): 46448640

約数和(自身を除く): 27739428

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 53, 69, 92, 106, 138, 159, 212, 276, 318, 636, 1219, 1279, 2438, 2558, 3657, 3837, 4876, 5116, 7314, 7674, 14628, 15348, 29417, 58834, 67787, 88251, 117668, 135574, 176502, 203361, 271148, 353004, 406722, 813444, 1559101, 3118202, 4677303, 6236404, 9354606, 18709212]

約数ペア:

[(1, 18709212), (2, 9354606), (3, 6236404), (4, 4677303), (6, 3118202), (12, 1559101), (23, 813444), (46, 406722), (53, 353004), (69, 271148), (92, 203361), (106, 176502), (138, 135574), (159, 117668), (212, 88251), (276, 67787), (318, 58834), (636, 29417), (1219, 15348), (1279, 14628), (2438, 7674), (2558, 7314), (3657, 5116), (3837, 4876)]