20217961802

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1\times {\mathrm{180779}}^1$

素因数の和:181261

約数の個数: 16

約数和(自身を含む): 30587976000

約数和(自身を除く): 10370014198

約数列:

[1, 2, 199, 281, 398, 562, 55919, 111838, 180779, 361558, 35975021, 50798899, 71950042, 101597798, 10108980901, 20217961802]

約数ペア:

[(1, 20217961802), (2, 10108980901), (199, 101597798), (281, 71950042), (398, 50798899), (562, 35975021), (55919, 361558), (111838, 180779)]