20218085296

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{2878429}}^1$

素因数の和:2878876

約数の個数: 20

約数和(自身を含む): 39261785200

約数和(自身を除く): 19043699904

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 3512, 7024, 2878429, 5756858, 11513716, 23027432, 46054864, 1263630331, 2527260662, 5054521324, 10109042648, 20218085296]

約数ペア:

[(1, 20218085296), (2, 10109042648), (4, 5054521324), (8, 2527260662), (16, 1263630331), (439, 46054864), (878, 23027432), (1756, 11513716), (3512, 5756858), (7024, 2878429)]