2008691792

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{125921}}^1$

素因数の和:126926

約数の個数: 20

約数和(自身を含む): 3895774836

約数和(自身を除く): 1887083044

約数列:

[1, 2, 4, 8, 16, 997, 1994, 3988, 7976, 15952, 125921, 251842, 503684, 1007368, 2014736, 125543237, 251086474, 502172948, 1004345896, 2008691792]

約数ペア:

[(1, 2008691792), (2, 1004345896), (4, 502172948), (8, 251086474), (16, 125543237), (997, 2014736), (1994, 1007368), (3988, 503684), (7976, 251842), (15952, 125921)]