2586415095

Appears in sequences

• Odd solutions to abs(sigma(k) - 2k) <= log(k). Numbers k whose abundance-radius does not exceed log(k).at n=6A088012
• Odd numbers whose abundancy is closer to 2 than any smaller odd number.at n=24A171929
• Odd abundant numbers whose abundancy is closer to 2 than any smaller odd abundant number.at n=15A188263
• Numbers k whose abundance is 18: sigma(k) - 2*k = 18.at n=9A223610
• Numbers k such that sigma(k) == 0 (mod k+9).at n=10A274563