1999271485

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1237939}}^1$

素因数の和:1237980

約数の個数: 16

約数和(自身を含む): 2673950400

約数和(自身を除く): 674678915

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 1237939, 6189695, 21044963, 23520841, 105224815, 117604205, 399854297, 1999271485]

約数ペア:

[(1, 1999271485), (5, 399854297), (17, 117604205), (19, 105224815), (85, 23520841), (95, 21044963), (323, 6189695), (1615, 1237939)]