19622709

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{42751}}^1$

素因数の和:42777

約数の個数: 16

約数和(自身を含む): 30781440

約数和(自身を除く): 11158731

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 42751, 128253, 384759, 726767, 1154277, 2180301, 6540903, 19622709]

約数ペア:

[(1, 19622709), (3, 6540903), (9, 2180301), (17, 1154277), (27, 726767), (51, 384759), (153, 128253), (459, 42751)]