20554325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1823}}^1$

素因数の和:1885

約数の個数: 24

約数和(自身を含む): 28498176

約数和(自身を除く): 7943851

約数列:

[1, 5, 11, 25, 41, 55, 205, 275, 451, 1025, 1823, 2255, 9115, 11275, 20053, 45575, 74743, 100265, 373715, 501325, 822173, 1868575, 4110865, 20554325]

約数ペア:

[(1, 20554325), (5, 4110865), (11, 1868575), (25, 822173), (41, 501325), (55, 373715), (205, 100265), (275, 74743), (451, 45575), (1025, 20053), (1823, 11275), (2255, 9115)]