19944386

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{129509}}^1$

素因数の和:129529

約数の個数: 16

約数和(自身を含む): 37298880

約数和(自身を除く): 17354494

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 129509, 259018, 906563, 1424599, 1813126, 2849198, 9972193, 19944386]

約数ペア:

[(1, 19944386), (2, 9972193), (7, 2849198), (11, 1813126), (14, 1424599), (22, 906563), (77, 259018), (154, 129509)]