20339548

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2647}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 38035872

約数和(自身を除く): 17696324

約数列:

[1, 2, 4, 17, 34, 68, 113, 226, 452, 1921, 2647, 3842, 5294, 7684, 10588, 44999, 89998, 179996, 299111, 598222, 1196444, 5084887, 10169774, 20339548]

約数ペア:

[(1, 20339548), (2, 10169774), (4, 5084887), (17, 1196444), (34, 598222), (68, 299111), (113, 179996), (226, 89998), (452, 44999), (1921, 10588), (2647, 7684), (3842, 5294)]