20254059

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8689}}^1$

素因数の和:8739

約数の個数: 24

約数和(自身を含む): 34342880

約数和(自身を除く): 14088821

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 8689, 26067, 60823, 78201, 182469, 321493, 547407, 964479, 2250451, 2893437, 6751353, 20254059]

約数ペア:

[(1, 20254059), (3, 6751353), (7, 2893437), (9, 2250451), (21, 964479), (37, 547407), (63, 321493), (111, 182469), (259, 78201), (333, 60823), (777, 26067), (2331, 8689)]