20881569245

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{2213}}^1\times {\mathrm{82051}}^1$

素因数の和:84292

約数の個数: 16

約数和(自身を含む): 26159490432

約数和(自身を除く): 5277921187

約数列:

[1, 5, 23, 115, 2213, 11065, 50899, 82051, 254495, 410255, 1887173, 9435865, 181578863, 907894315, 4176313849, 20881569245]

約数ペア:

[(1, 20881569245), (5, 4176313849), (23, 907894315), (115, 181578863), (2213, 9435865), (11065, 1887173), (50899, 410255), (82051, 254495)]