15947992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{439}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 31680000

約数和(自身を除く): 15732008

約数列:

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

約数ペア:

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