18553239

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{487}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 29514240

約数和(自身を除く): 10961001

約数列:

[1, 3, 9, 17, 27, 51, 83, 153, 249, 459, 487, 747, 1411, 1461, 2241, 4233, 4383, 8279, 12699, 13149, 24837, 38097, 40421, 74511, 121263, 223533, 363789, 687157, 1091367, 2061471, 6184413, 18553239]

約数ペア:

[(1, 18553239), (3, 6184413), (9, 2061471), (17, 1091367), (27, 687157), (51, 363789), (83, 223533), (153, 121263), (249, 74511), (459, 40421), (487, 38097), (747, 24837), (1411, 13149), (1461, 12699), (2241, 8279), (4233, 4383)]