20199069

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{547}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 31972512

約数和(自身を除く): 11773443

約数列:

[1, 3, 9, 11, 33, 99, 373, 547, 1119, 1641, 3357, 4103, 4923, 6017, 12309, 18051, 36927, 54153, 204031, 612093, 1836279, 2244341, 6733023, 20199069]

約数ペア:

[(1, 20199069), (3, 6733023), (9, 2244341), (11, 1836279), (33, 612093), (99, 204031), (373, 54153), (547, 36927), (1119, 18051), (1641, 12309), (3357, 6017), (4103, 4923)]