18719127

素因数分解:

$3^3\times 7^2\times {\mathrm{14149}}^1$

素因数の和:14172

約数の個数: 24

約数和(自身を含む): 32262000

約数和(自身を除く): 13542873

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 14149, 42447, 99043, 127341, 297129, 382023, 693301, 891387, 2079903, 2674161, 6239709, 18719127]

約数ペア:

[(1, 18719127), (3, 6239709), (7, 2674161), (9, 2079903), (21, 891387), (27, 693301), (49, 382023), (63, 297129), (147, 127341), (189, 99043), (441, 42447), (1323, 14149)]