31895984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{439}}^1$

素因数の和:705

約数の個数: 40

約数和(自身を含む): 65472000

約数和(自身を除く): 33576016

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 239, 304, 439, 478, 878, 956, 1756, 1912, 3512, 3824, 4541, 7024, 8341, 9082, 16682, 18164, 33364, 36328, 66728, 72656, 104921, 133456, 209842, 419684, 839368, 1678736, 1993499, 3986998, 7973996, 15947992, 31895984]

約数ペア:

[(1, 31895984), (2, 15947992), (4, 7973996), (8, 3986998), (16, 1993499), (19, 1678736), (38, 839368), (76, 419684), (152, 209842), (239, 133456), (304, 104921), (439, 72656), (478, 66728), (878, 36328), (956, 33364), (1756, 18164), (1912, 16682), (3512, 9082), (3824, 8341), (4541, 7024)]