20287003

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{859}}^1$

素因数の和:1002

約数の個数: 16

約数和(自身を含む): 23529600

約数和(自身を除く): 3242597

約数列:

[1, 11, 19, 113, 209, 859, 1243, 2147, 9449, 16321, 23617, 97067, 179531, 1067737, 1844273, 20287003]

約数ペア:

[(1, 20287003), (11, 1844273), (19, 1067737), (113, 179531), (209, 97067), (859, 23617), (1243, 16321), (2147, 9449)]