19715612

素因数分解:

$2^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1019}}^1$

素因数の和:1721

約数の個数: 24

約数和(自身を含む): 39527040

約数和(自身を除く): 19811428

約数列:

[1, 2, 4, 7, 14, 28, 691, 1019, 1382, 2038, 2764, 4076, 4837, 7133, 9674, 14266, 19348, 28532, 704129, 1408258, 2816516, 4928903, 9857806, 19715612]

約数ペア:

[(1, 19715612), (2, 9857806), (4, 4928903), (7, 2816516), (14, 1408258), (28, 704129), (691, 28532), (1019, 19348), (1382, 14266), (2038, 9674), (2764, 7133), (4076, 4837)]