20147485771

素因数分解:

$7^2\times {\mathrm{109}}^1\times {\mathrm{1579}}^1\times {\mathrm{2389}}^1$

素因数の和:4091

約数の個数: 24

約数和(自身を含む): 23676774000

約数和(自身を除く): 3529288229

約数列:

[1, 7, 49, 109, 763, 1579, 2389, 5341, 11053, 16723, 77371, 117061, 172111, 260401, 1204777, 1822807, 3772231, 8433439, 12759649, 26405617, 184839319, 411173179, 2878212253, 20147485771]

約数ペア:

[(1, 20147485771), (7, 2878212253), (49, 411173179), (109, 184839319), (763, 26405617), (1579, 12759649), (2389, 8433439), (5341, 3772231), (11053, 1822807), (16723, 1204777), (77371, 260401), (117061, 172111)]