8642426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19553}}^1$

素因数の和:19585

約数の個数: 16

約数和(自身を含む): 14782824

約数和(自身を除く): 6140398

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 19553, 39106, 254189, 332401, 508378, 664802, 4321213, 8642426]

約数ペア:

[(1, 8642426), (2, 4321213), (13, 664802), (17, 508378), (26, 332401), (34, 254189), (221, 39106), (442, 19553)]