20080145656

素因数分解:

$2^3\times {\mathrm{20117}}^1\times {\mathrm{124771}}^1$

素因数の和:144894

約数の個数: 16

約数和(自身を含む): 37652446440

約数和(自身を除く): 17572300784

約数列:

[1, 2, 4, 8, 20117, 40234, 80468, 124771, 160936, 249542, 499084, 998168, 2510018207, 5020036414, 10040072828, 20080145656]

約数ペア:

[(1, 20080145656), (2, 10040072828), (4, 5020036414), (8, 2510018207), (20117, 998168), (40234, 499084), (80468, 249542), (124771, 160936)]