19754397

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1549}}^1$

素因数の和:1677

約数の個数: 24

約数和(自身を含む): 31031000

約数和(自身を除く): 11276603

約数列:

[1, 3, 9, 13, 39, 109, 117, 327, 981, 1417, 1549, 4251, 4647, 12753, 13941, 20137, 60411, 168841, 181233, 506523, 1519569, 2194933, 6584799, 19754397]

約数ペア:

[(1, 19754397), (3, 6584799), (9, 2194933), (13, 1519569), (39, 506523), (109, 181233), (117, 168841), (327, 60411), (981, 20137), (1417, 13941), (1549, 12753), (4251, 4647)]