18508986

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1948

約数の個数: 40

約数和(自身を含む): 42176244

約数和(自身を除く): 23667258

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 366, 549, 1098, 1647, 1873, 3294, 3746, 4941, 5619, 9882, 11238, 16857, 33714, 50571, 101142, 114253, 151713, 228506, 303426, 342759, 685518, 1028277, 2056554, 3084831, 6169662, 9254493, 18508986]

約数ペア:

[(1, 18508986), (2, 9254493), (3, 6169662), (6, 3084831), (9, 2056554), (18, 1028277), (27, 685518), (54, 342759), (61, 303426), (81, 228506), (122, 151713), (162, 114253), (183, 101142), (366, 50571), (549, 33714), (1098, 16857), (1647, 11238), (1873, 9882), (3294, 5619), (3746, 4941)]