19209242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1861}}^1$

素因数の和:2273

約数の個数: 16

約数和(自身を含む): 31125192

約数和(自身を除く): 11915950

約数列:

[1, 2, 13, 26, 397, 794, 1861, 3722, 5161, 10322, 24193, 48386, 738817, 1477634, 9604621, 19209242]

約数ペア:

[(1, 19209242), (2, 9604621), (13, 1477634), (26, 738817), (397, 48386), (794, 24193), (1861, 10322), (3722, 5161)]