1990644772

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{7427779}}^1$

素因数の和:7427850

約数の個数: 12

約数和(自身を含む): 3535623280

約数和(自身を除く): 1544978508

約数列:

[1, 2, 4, 67, 134, 268, 7427779, 14855558, 29711116, 497661193, 995322386, 1990644772]

約数ペア:

[(1, 1990644772), (2, 995322386), (4, 497661193), (67, 29711116), (134, 14855558), (268, 7427779)]