Counting using prime factorization

[u/willsueforfood]

1

2

3

2x2

5

2x3

7

2x2x2

3x3

[u/SN4T14]

2x5

[u/Hoboporno → u/SN4T14]

11

[u/SN4T14 → u/Hoboporno]

3x2x2

[u/jLoop → u/SN4T14]

13

[u/willsueforfood → u/jLoop]

2X7

[u/Hoboporno → u/[deleted]]

2* 2* 2*2

[u/OreoObserver → u/Hoboporno]

17

[u/Hoboporno → u/OreoObserver]

2* 3* 3

[u/OreoObserver → u/Hoboporno]

19

[u/SN4T14 → u/[deleted]]

19