20840116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20593}}^1$

素因数の和:20631

約数の個数: 24

約数和(自身を含む): 41517504

約数和(自身を除く): 20677388

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 20593, 41186, 82372, 226523, 453046, 473639, 906092, 947278, 1894556, 5210029, 10420058, 20840116]

約数ペア:

[(1, 20840116), (2, 10420058), (4, 5210029), (11, 1894556), (22, 947278), (23, 906092), (44, 473639), (46, 453046), (92, 226523), (253, 82372), (506, 41186), (1012, 20593)]