19479321

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 29615040

約数和(自身を除く): 10135719

約数列:

[1, 3, 9, 23, 69, 139, 207, 417, 677, 1251, 2031, 3197, 6093, 9591, 15571, 28773, 46713, 94103, 140139, 282309, 846927, 2164369, 6493107, 19479321]

約数ペア:

[(1, 19479321), (3, 6493107), (9, 2164369), (23, 846927), (69, 282309), (139, 140139), (207, 94103), (417, 46713), (677, 28773), (1251, 15571), (2031, 9591), (3197, 6093)]