28563664

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{8971}}^1$

素因数の和:9178

約数の個数: 20

約数和(自身を含む): 55626400

約数和(自身を除く): 27062736

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 8971, 17942, 35884, 71768, 143536, 1785229, 3570458, 7140916, 14281832, 28563664]

約数ペア:

[(1, 28563664), (2, 14281832), (4, 7140916), (8, 3570458), (16, 1785229), (199, 143536), (398, 71768), (796, 35884), (1592, 17942), (3184, 8971)]