1981044656

素因数分解:

$2^4\times {\mathrm{123815291}}^1$

素因数の和:123815299

約数の個数: 10

約数和(自身を含む): 3838274052

約数和(自身を除く): 1857229396

約数列:

[1, 2, 4, 8, 16, 123815291, 247630582, 495261164, 990522328, 1981044656]

約数ペア:

[(1, 1981044656), (2, 990522328), (4, 495261164), (8, 247630582), (16, 123815291)]