20837048

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{9403}}^1$

素因数の和:9686

約数の個数: 16

約数和(自身を含む): 39214680

約数和(自身を除く): 18377632

約数列:

[1, 2, 4, 8, 277, 554, 1108, 2216, 9403, 18806, 37612, 75224, 2604631, 5209262, 10418524, 20837048]

約数ペア:

[(1, 20837048), (2, 10418524), (4, 5209262), (8, 2604631), (277, 75224), (554, 37612), (1108, 18806), (2216, 9403)]