209260412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{3077359}}^1$

素因数の和:3077380

約数の個数: 12

約数和(自身を含む): 387747360

約数和(自身を除く): 178486948

約数列:

[1, 2, 4, 17, 34, 68, 3077359, 6154718, 12309436, 52315103, 104630206, 209260412]

約数ペア:

[(1, 209260412), (2, 104630206), (4, 52315103), (17, 12309436), (34, 6154718), (68, 3077359)]