18155556

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{7309}}^1$

素因数の和:7345

約数の個数: 48

約数和(自身を含む): 49123200

約数和(自身を除く): 30967644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 7309, 14618, 21927, 29236, 43854, 65781, 87708, 131562, 168107, 197343, 263124, 336214, 394686, 504321, 672428, 789372, 1008642, 1512963, 2017284, 3025926, 4538889, 6051852, 9077778, 18155556]

約数ペア:

[(1, 18155556), (2, 9077778), (3, 6051852), (4, 4538889), (6, 3025926), (9, 2017284), (12, 1512963), (18, 1008642), (23, 789372), (27, 672428), (36, 504321), (46, 394686), (54, 336214), (69, 263124), (92, 197343), (108, 168107), (138, 131562), (207, 87708), (276, 65781), (414, 43854), (621, 29236), (828, 21927), (1242, 14618), (2484, 7309)]