19412967

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3221}}^1$

素因数の和:3279

約数の個数: 24

約数和(自身を含む): 30853872

約数和(自身を除く): 11440905

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 3221, 6027, 9663, 22547, 67641, 132061, 157829, 396183, 473487, 924427, 2773281, 6470989, 19412967]

約数ペア:

[(1, 19412967), (3, 6470989), (7, 2773281), (21, 924427), (41, 473487), (49, 396183), (123, 157829), (147, 132061), (287, 67641), (861, 22547), (2009, 9663), (3221, 6027)]