20609236

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1523}}^1$

素因数の和:1743

約数の個数: 24

約数和(自身を含む): 38404800

約数和(自身を除く): 17795564

約数列:

[1, 2, 4, 17, 34, 68, 199, 398, 796, 1523, 3046, 3383, 6092, 6766, 13532, 25891, 51782, 103564, 303077, 606154, 1212308, 5152309, 10304618, 20609236]

約数ペア:

[(1, 20609236), (2, 10304618), (4, 5152309), (17, 1212308), (34, 606154), (68, 303077), (199, 103564), (398, 51782), (796, 25891), (1523, 13532), (3046, 6766), (3383, 6092)]