19779806

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{5437}}^1$

素因数の和:5563

約数の個数: 16

約数和(自身を含む): 31714416

約数和(自身を除く): 11934610

約数列:

[1, 2, 17, 34, 107, 214, 1819, 3638, 5437, 10874, 92429, 184858, 581759, 1163518, 9889903, 19779806]

約数ペア:

[(1, 19779806), (2, 9889903), (17, 1163518), (34, 581759), (107, 184858), (214, 92429), (1819, 10874), (3638, 5437)]