20001976

素因数分解:

$2^3\times {\mathrm{457}}^1\times {\mathrm{5471}}^1$

素因数の和:5934

約数の個数: 16

約数和(自身を含む): 37592640

約数和(自身を除く): 17590664

約数列:

[1, 2, 4, 8, 457, 914, 1828, 3656, 5471, 10942, 21884, 43768, 2500247, 5000494, 10000988, 20001976]

約数ペア:

[(1, 20001976), (2, 10000988), (4, 5000494), (8, 2500247), (457, 43768), (914, 21884), (1828, 10942), (3656, 5471)]