20863256

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{60649}}^1$

素因数の和:60698

約数の個数: 16

約数和(自身を含む): 40029000

約数和(自身を除く): 19165744

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 60649, 121298, 242596, 485192, 2607907, 5215814, 10431628, 20863256]

約数ペア:

[(1, 20863256), (2, 10431628), (4, 5215814), (8, 2607907), (43, 485192), (86, 242596), (172, 121298), (344, 60649)]