19287631

素因数分解:

${\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:446

約数の個数: 16

約数和(自身を含む): 21669120

約数和(自身を除く): 2381489

約数列:

[1, 11, 59, 113, 263, 649, 1243, 2893, 6667, 15517, 29719, 73337, 170687, 326909, 1753421, 19287631]

約数ペア:

[(1, 19287631), (11, 1753421), (59, 326909), (113, 170687), (263, 73337), (649, 29719), (1243, 15517), (2893, 6667)]