18856556943

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1\times {\mathrm{27479}}^1$

素因数の和:28327

約数の個数: 32

約数和(自身を含む): 29472629760

約数和(自身を除く): 10616072817

約数列:

[1, 3, 7, 21, 41, 123, 287, 797, 861, 2391, 5579, 16737, 27479, 32677, 82437, 98031, 192353, 228739, 577059, 686217, 1126639, 3379917, 7886473, 21900763, 23659419, 65702289, 153305341, 459916023, 897931283, 2693793849, 6285518981, 18856556943]

約数ペア:

[(1, 18856556943), (3, 6285518981), (7, 2693793849), (21, 897931283), (41, 459916023), (123, 153305341), (287, 65702289), (797, 23659419), (861, 21900763), (2391, 7886473), (5579, 3379917), (16737, 1126639), (27479, 686217), (32677, 577059), (82437, 228739), (98031, 192353)]