19799157

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{17789}}^1$

素因数の和:17852

約数の個数: 16

約数和(自身を含む): 30741120

約数和(自身を除く): 10941963

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 17789, 53367, 124523, 373569, 942817, 2828451, 6599719, 19799157]

約数ペア:

[(1, 19799157), (3, 6599719), (7, 2828451), (21, 942817), (53, 373569), (159, 124523), (371, 53367), (1113, 17789)]