19426478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1\times {\mathrm{769}}^1$

素因数の和:1531

約数の個数: 16

約数和(自身を含む): 30935520

約数和(自身を除く): 11509042

約数列:

[1, 2, 17, 34, 743, 769, 1486, 1538, 12631, 13073, 25262, 26146, 571367, 1142734, 9713239, 19426478]

約数ペア:

[(1, 19426478), (2, 9713239), (17, 1142734), (34, 571367), (743, 26146), (769, 25262), (1486, 13073), (1538, 12631)]