17940819

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{12433}}^1$

素因数の和:12486

約数の個数: 16

約数和(自身を含む): 26459552

約数和(自身を除く): 8518733

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 12433, 37299, 161629, 460021, 484887, 1380063, 5980273, 17940819]

約数ペア:

[(1, 17940819), (3, 5980273), (13, 1380063), (37, 484887), (39, 460021), (111, 161629), (481, 37299), (1443, 12433)]