1,18
2,9
3,6
The prime factors are 2 and 3.
The factor pairs of 12 are (12,1), (6,2), and (4,3) The factor pairs of 18 are (18,1), (9,2), and (6,3)
The math factor pairs of 18 are (1,18) , (2,9) , (3,6) .
"Dose" is a measured portion of a medicine. I am not aware of any factor pairs related to dose 18 or any other measured quantities of medication!18 does have 3 factor pairs.
One pair: it's a prime number.
The factor pairs of 29 are 1 and 29. 29 is prime so it has only one factor pair.
The factor pairs of 293 are 293 and 1. 293 is prime, so it has only one factor pair.
A prime number, P, has only two factor pairs: (1, P) and (P, 1).
The factor pairs for 18 are (1,18), (2,9), (3,6)
1 is a factor of 18; neither 1 nor 18 is prime.
The factor pairs of 18 are (1 x 18), (2 x 9), (3 x 6)
18 has three factor pairs:18 = 1 x 1818 = 2 x 918 = 3 x 6
199 is a prime number.