20176943368

素因数分解:

$2^3\times {\mathrm{10781}}^1\times {\mathrm{233941}}^1$

素因数の和:244728

約数の個数: 16

約数和(自身を含む): 37835439660

約数和(自身を除く): 17658496292

約数列:

[1, 2, 4, 8, 10781, 21562, 43124, 86248, 233941, 467882, 935764, 1871528, 2522117921, 5044235842, 10088471684, 20176943368]

約数ペア:

[(1, 20176943368), (2, 10088471684), (4, 5044235842), (8, 2522117921), (10781, 1871528), (21562, 935764), (43124, 467882), (86248, 233941)]