The numbers are -2 and -12 because -2 times -12 = 24 and -2+(-12) = -14
20
24
399
2584
The factor pairs of 123 are (123,1)(41,3) Even considering their negative counterparts, nothing adds up to -24
20
24
102
24 and 3
399
24 and 5
74
-151
-14
-151
14
The numbers are: -9 and 24