1081850752domain: NAppears in sequencesComposite numbers n that divide 2 * sigma(n) - d(n) [that is, 2 * sum of divisors - number of divisors].at n=19A135470Numbers n whose abundance is 16.at n=17A141547Numbers m with divisor 16 | m and abundance sigma(m)-2*m = 16.at n=5A181599Numbers k such that sigma(k) == 0 (mod k+8).at n=22A274561