20244966992

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{2577007}}^1$

素因数の和:2577506

約数の個数: 20

約数和(自身を含む): 39304526016

約数和(自身を除く): 19059559024

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 3928, 7856, 2577007, 5154014, 10308028, 20616056, 41232112, 1265310437, 2530620874, 5061241748, 10122483496, 20244966992]

約数ペア:

[(1, 20244966992), (2, 10122483496), (4, 5061241748), (8, 2530620874), (16, 1265310437), (491, 41232112), (982, 20616056), (1964, 10308028), (3928, 5154014), (7856, 2577007)]