31988894

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{499}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 58080000

約数和(自身を除く): 26091106

約数列:

[1, 2, 7, 14, 19, 38, 133, 241, 266, 482, 499, 998, 1687, 3374, 3493, 4579, 6986, 9158, 9481, 18962, 32053, 64106, 66367, 120259, 132734, 240518, 841813, 1683626, 2284921, 4569842, 15994447, 31988894]

約数ペア:

[(1, 31988894), (2, 15994447), (7, 4569842), (14, 2284921), (19, 1683626), (38, 841813), (133, 240518), (241, 132734), (266, 120259), (482, 66367), (499, 64106), (998, 32053), (1687, 18962), (3374, 9481), (3493, 9158), (4579, 6986)]