20161795581

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{585367}}^1$

素因数の和:585505

約数の個数: 24

約数和(自身を含む): 30134744640

約数和(自身を除く): 9972949059

約数列:

[1, 3, 9, 43, 89, 129, 267, 387, 801, 3827, 11481, 34443, 585367, 1756101, 5268303, 25170781, 52097663, 75512343, 156292989, 226537029, 468878967, 2240199509, 6720598527, 20161795581]

約数ペア:

[(1, 20161795581), (3, 6720598527), (9, 2240199509), (43, 468878967), (89, 226537029), (129, 156292989), (267, 75512343), (387, 52097663), (801, 25170781), (3827, 5268303), (11481, 1756101), (34443, 585367)]