19209069

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{21559}}^1$

素因数の和:21582

約数の個数: 20

約数和(自身を含む): 31305120

約数和(自身を除く): 12096051

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 21559, 64677, 194031, 237149, 582093, 711447, 1746279, 2134341, 6403023, 19209069]

約数ペア:

[(1, 19209069), (3, 6403023), (9, 2134341), (11, 1746279), (27, 711447), (33, 582093), (81, 237149), (99, 194031), (297, 64677), (891, 21559)]