18015824

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{15859}}^1$

素因数の和:15938

約数の個数: 20

約数和(自身を含む): 35399520

約数和(自身を除く): 17383696

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 15859, 31718, 63436, 126872, 253744, 1125989, 2251978, 4503956, 9007912, 18015824]

約数ペア:

[(1, 18015824), (2, 9007912), (4, 4503956), (8, 2251978), (16, 1125989), (71, 253744), (142, 126872), (284, 63436), (568, 31718), (1136, 15859)]