19442511

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{21821}}^1$

素因数の和:21844

約数の個数: 20

約数和(自身を含む): 31685544

約数和(自身を除く): 12243033

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 21821, 65463, 196389, 240031, 589167, 720093, 1767501, 2160279, 6480837, 19442511]

約数ペア:

[(1, 19442511), (3, 6480837), (9, 2160279), (11, 1767501), (27, 720093), (33, 589167), (81, 240031), (99, 196389), (297, 65463), (891, 21821)]