19039802

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{72671}}^1$

素因数の和:72804

約数の個数: 8

約数和(自身を含む): 28778112

約数和(自身を除く): 9738310

約数列:

[1, 2, 131, 262, 72671, 145342, 9519901, 19039802]

約数ペア:

[(1, 19039802), (2, 9519901), (131, 145342), (262, 72671)]