19482254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{1999}}^1$

素因数の和:2455

約数の個数: 16

約数和(自身を含む): 31968000

約数和(自身を除く): 12485746

約数列:

[1, 2, 11, 22, 443, 886, 1999, 3998, 4873, 9746, 21989, 43978, 885557, 1771114, 9741127, 19482254]

約数ペア:

[(1, 19482254), (2, 9741127), (11, 1771114), (22, 885557), (443, 43978), (886, 21989), (1999, 9746), (3998, 4873)]