28240016

素因数分解:

$2^4\times 7^1\times {\mathrm{252143}}^1$

素因数の和:252158

約数の個数: 20

約数和(自身を含む): 62531712

約数和(自身を除く): 34291696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 252143, 504286, 1008572, 1765001, 2017144, 3530002, 4034288, 7060004, 14120008, 28240016]

約数ペア:

[(1, 28240016), (2, 14120008), (4, 7060004), (7, 4034288), (8, 3530002), (14, 2017144), (16, 1765001), (28, 1008572), (56, 504286), (112, 252143)]