18337347

素因数分解:

$3^4\times 7^1\times {\mathrm{32341}}^1$

素因数の和:32360

約数の個数: 20

約数和(自身を含む): 31307056

約数和(自身を除く): 12969709

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 32341, 97023, 226387, 291069, 679161, 873207, 2037483, 2619621, 6112449, 18337347]

約数ペア:

[(1, 18337347), (3, 6112449), (7, 2619621), (9, 2037483), (21, 873207), (27, 679161), (63, 291069), (81, 226387), (189, 97023), (567, 32341)]