19492893

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1159

約数の個数: 40

約数和(自身を含む): 34383360

約数和(自身を除く): 14890467

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 837, 1109, 1953, 2511, 3327, 5859, 7763, 9981, 17577, 23289, 29943, 34379, 69867, 89829, 103137, 209601, 240653, 309411, 628803, 721959, 928233, 2165877, 2784699, 6497631, 19492893]

約数ペア:

[(1, 19492893), (3, 6497631), (7, 2784699), (9, 2165877), (21, 928233), (27, 721959), (31, 628803), (63, 309411), (81, 240653), (93, 209601), (189, 103137), (217, 89829), (279, 69867), (567, 34379), (651, 29943), (837, 23289), (1109, 17577), (1953, 9981), (2511, 7763), (3327, 5859)]