18051891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1451}}^1$

素因数の和:1507

約数の個数: 32

約数和(自身を含む): 29272320

約数和(自身を除く): 11220429

約数列:

[1, 3, 11, 13, 29, 33, 39, 87, 143, 319, 377, 429, 957, 1131, 1451, 4147, 4353, 12441, 15961, 18863, 42079, 47883, 56589, 126237, 207493, 462869, 547027, 622479, 1388607, 1641081, 6017297, 18051891]

約数ペア:

[(1, 18051891), (3, 6017297), (11, 1641081), (13, 1388607), (29, 622479), (33, 547027), (39, 462869), (87, 207493), (143, 126237), (319, 56589), (377, 47883), (429, 42079), (957, 18863), (1131, 15961), (1451, 12441), (4147, 4353)]