Factors / Factors of 418

Factors of 418

1, 2, 11, 19, 22, 38, 209, 418

418 breaks into 4 pairs, tested up to √418 ≈ 20.4; each pair multiplies back to 418 exactly. 418's full pair list is (1, 418), (2, 209), (11, 38), (19, 22), for 8 divisors in total. 418's divisors other than 418 itself sum to just 302, 116 below 418: the common deficient case. 418 is even, digit sum 13 for 418; small divisors of 418 include 2, 11. 418 has 8 divisors; 417 has 4 and 419 has 2, so 418 wins here. 418 divided by its largest divisor, 209, gives 2.