2085471368

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{637369}}^1$

素因数の和:637784

約数の個数: 16

約数和(自身を含む): 3919825500

約数和(自身を除く): 1834354132

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 637369, 1274738, 2549476, 5098952, 260683921, 521367842, 1042735684, 2085471368]

約数ペア:

[(1, 2085471368), (2, 1042735684), (4, 521367842), (8, 260683921), (409, 5098952), (818, 2549476), (1636, 1274738), (3272, 637369)]