20880372

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{11083}}^1$

素因数の和:11247

約数の個数: 24

約数和(自身を含む): 49035616

約数和(自身を除く): 28155244

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 11083, 22166, 33249, 44332, 66498, 132996, 1740031, 3480062, 5220093, 6960124, 10440186, 20880372]

約数ペア:

[(1, 20880372), (2, 10440186), (3, 6960124), (4, 5220093), (6, 3480062), (12, 1740031), (157, 132996), (314, 66498), (471, 44332), (628, 33249), (942, 22166), (1884, 11083)]