0
Anonymous
6
Wiki User
The GCF is 1.
The GCF is 3.
It is 3
The GCF is 9.
3
The GCF is 18.
The GCF is 6.
The GCF is 2.
The greatest common factor (GCF) is: 6.
Since 2 is a factor of 18, it is automatically the GCF.