19924554

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{255443}}^1$

素因数の和:255461

約数の個数: 16

約数和(自身を含む): 42914592

約数和(自身を除く): 22990038

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 255443, 510886, 766329, 1532658, 3320759, 6641518, 9962277, 19924554]

約数ペア:

[(1, 19924554), (2, 9962277), (3, 6641518), (6, 3320759), (13, 1532658), (26, 766329), (39, 510886), (78, 255443)]