1985168

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{2341}}^1$

素因数の和:2402

約数の個数: 20

約数和(自身を含む): 3920508

約数和(自身を除く): 1935340

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 2341, 4682, 9364, 18728, 37456, 124073, 248146, 496292, 992584, 1985168]

約数ペア:

[(1, 1985168), (2, 992584), (4, 496292), (8, 248146), (16, 124073), (53, 37456), (106, 18728), (212, 9364), (424, 4682), (848, 2341)]