816848

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2687}}^1$

素因数の和:2714

約数の個数: 20

約数和(自身を含む): 1666560

約数和(自身を除く): 849712

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2687, 5374, 10748, 21496, 42992, 51053, 102106, 204212, 408424, 816848]

約数ペア:

[(1, 816848), (2, 408424), (4, 204212), (8, 102106), (16, 51053), (19, 42992), (38, 21496), (76, 10748), (152, 5374), (304, 2687)]