18371639139

素因数分解:

$3^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{451181}}^1$

素因数の和:451475

約数の個数: 24

約数和(自身を含む): 28597719888

約数和(自身を除く): 10226080749

約数列:

[1, 3, 7, 21, 49, 147, 277, 831, 1939, 5817, 13573, 40719, 451181, 1353543, 3158267, 9474801, 22107869, 66323607, 124977137, 374931411, 874839959, 2624519877, 6123879713, 18371639139]

約数ペア:

[(1, 18371639139), (3, 6123879713), (7, 2624519877), (21, 874839959), (49, 374931411), (147, 124977137), (277, 66323607), (831, 22107869), (1939, 9474801), (5817, 3158267), (13573, 1353543), (40719, 451181)]