19206719

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1567}}^1$

素因数の和:1694

約数の個数: 16

約数和(自身を含む): 23482368

約数和(自身を除く): 4275649

約数列:

[1, 7, 17, 103, 119, 721, 1567, 1751, 10969, 12257, 26639, 161401, 186473, 1129807, 2743817, 19206719]

約数ペア:

[(1, 19206719), (7, 2743817), (17, 1129807), (103, 186473), (119, 161401), (721, 26639), (1567, 12257), (1751, 10969)]