19234989

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{3253}}^1$

素因数の和:3338

約数の個数: 20

約数和(自身を含む): 29136316

約数和(自身を除く): 9901327

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 3253, 5913, 9759, 29277, 87831, 237469, 263493, 712407, 2137221, 6411663, 19234989]

約数ペア:

[(1, 19234989), (3, 6411663), (9, 2137221), (27, 712407), (73, 263493), (81, 237469), (219, 87831), (657, 29277), (1971, 9759), (3253, 5913)]