20807059

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{613}}^1$

素因数の和:1006

約数の個数: 16

約数和(自身を含む): 25719232

約数和(自身を除く): 4912173

約数列:

[1, 7, 13, 91, 373, 613, 2611, 4291, 4849, 7969, 33943, 55783, 228649, 1600543, 2972437, 20807059]

約数ペア:

[(1, 20807059), (7, 2972437), (13, 1600543), (91, 228649), (373, 55783), (613, 33943), (2611, 7969), (4291, 4849)]