1958558

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 3648000

約数和(自身を除く): 1689442

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 199, 259, 266, 398, 518, 703, 1393, 1406, 2786, 3781, 4921, 7363, 7562, 9842, 14726, 26467, 51541, 52934, 103082, 139897, 279794, 979279, 1958558]

約数ペア:

[(1, 1958558), (2, 979279), (7, 279794), (14, 139897), (19, 103082), (37, 52934), (38, 51541), (74, 26467), (133, 14726), (199, 9842), (259, 7562), (266, 7363), (398, 4921), (518, 3781), (703, 2786), (1393, 1406)]