19188927

素因数分解:

$3^3\times {\mathrm{223}}^1\times {\mathrm{3187}}^1$

素因数の和:3419

約数の個数: 16

約数和(自身を含む): 28564480

約数和(自身を除く): 9375553

約数列:

[1, 3, 9, 27, 223, 669, 2007, 3187, 6021, 9561, 28683, 86049, 710701, 2132103, 6396309, 19188927]

約数ペア:

[(1, 19188927), (3, 6396309), (9, 2132103), (27, 710701), (223, 86049), (669, 28683), (2007, 9561), (3187, 6021)]