3968079772

素因数分解:

$2^2\times {\mathrm{4001}}^1\times {\mathrm{247943}}^1$

素因数の和:251948

約数の個数: 12

約数和(自身を含む): 6945903216

約数和(自身を除く): 2977823444

約数列:

[1, 2, 4, 4001, 8002, 16004, 247943, 495886, 991772, 992019943, 1984039886, 3968079772]

約数ペア:

[(1, 3968079772), (2, 1984039886), (4, 992019943), (4001, 991772), (8002, 495886), (16004, 247943)]