1261264

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{4637}}^1$

素因数の和:4662

約数の個数: 20

約数和(自身を含む): 2588004

約数和(自身を除く): 1326740

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 4637, 9274, 18548, 37096, 74192, 78829, 157658, 315316, 630632, 1261264]

約数ペア:

[(1, 1261264), (2, 630632), (4, 315316), (8, 157658), (16, 78829), (17, 74192), (34, 37096), (68, 18548), (136, 9274), (272, 4637)]