18861012

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{2531}}^1$

素因数の和:2570

約数の個数: 60

約数和(自身を含む): 51470496

約数和(自身を除く): 32609484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 276, 324, 414, 621, 828, 1242, 1863, 2484, 2531, 3726, 5062, 7452, 7593, 10124, 15186, 22779, 30372, 45558, 58213, 68337, 91116, 116426, 136674, 174639, 205011, 232852, 273348, 349278, 410022, 523917, 698556, 820044, 1047834, 1571751, 2095668, 3143502, 4715253, 6287004, 9430506, 18861012]

約数ペア:

[(1, 18861012), (2, 9430506), (3, 6287004), (4, 4715253), (6, 3143502), (9, 2095668), (12, 1571751), (18, 1047834), (23, 820044), (27, 698556), (36, 523917), (46, 410022), (54, 349278), (69, 273348), (81, 232852), (92, 205011), (108, 174639), (138, 136674), (162, 116426), (207, 91116), (276, 68337), (324, 58213), (414, 45558), (621, 30372), (828, 22779), (1242, 15186), (1863, 10124), (2484, 7593), (2531, 7452), (3726, 5062)]