18091866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{231947}}^1$

素因数の和:231965

約数の個数: 16

約数和(自身を含む): 38967264

約数和(自身を除く): 20875398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 231947, 463894, 695841, 1391682, 3015311, 6030622, 9045933, 18091866]

約数ペア:

[(1, 18091866), (2, 9045933), (3, 6030622), (6, 3015311), (13, 1391682), (26, 695841), (39, 463894), (78, 231947)]