18108889442

素因数分解:

$2^1\times 7^1\times {\mathrm{40433}}^1\times {\mathrm{31991}}^1$

素因数の和:72433

約数の個数: 16

約数和(自身を含む): 31045548672

約数和(自身を除く): 12936659230

約数列:

[1, 2, 7, 14, 31991, 40433, 63982, 80866, 223937, 283031, 447874, 566062, 1293492103, 2586984206, 9054444721, 18108889442]

約数ペア:

[(1, 18108889442), (2, 9054444721), (7, 2586984206), (14, 1293492103), (31991, 566062), (40433, 447874), (63982, 283031), (80866, 223937)]