16890616

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 32503680

約数和(自身を除く): 15613064

約数列:

[1, 2, 4, 8, 71, 131, 142, 227, 262, 284, 454, 524, 568, 908, 1048, 1816, 9301, 16117, 18602, 29737, 32234, 37204, 59474, 64468, 74408, 118948, 128936, 237896, 2111327, 4222654, 8445308, 16890616]

約数ペア:

[(1, 16890616), (2, 8445308), (4, 4222654), (8, 2111327), (71, 237896), (131, 128936), (142, 118948), (227, 74408), (262, 64468), (284, 59474), (454, 37204), (524, 32234), (568, 29737), (908, 18602), (1048, 16117), (1816, 9301)]