17986986

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1367}}^1$

素因数の和:1435

約数の個数: 48

約数和(自身を含む): 42254784

約数和(自身を除く): 24267798

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 43, 51, 86, 102, 129, 153, 258, 306, 387, 731, 774, 1367, 1462, 2193, 2734, 4101, 4386, 6579, 8202, 12303, 13158, 23239, 24606, 46478, 58781, 69717, 117562, 139434, 176343, 209151, 352686, 418302, 529029, 999277, 1058058, 1998554, 2997831, 5995662, 8993493, 17986986]

約数ペア:

[(1, 17986986), (2, 8993493), (3, 5995662), (6, 2997831), (9, 1998554), (17, 1058058), (18, 999277), (34, 529029), (43, 418302), (51, 352686), (86, 209151), (102, 176343), (129, 139434), (153, 117562), (258, 69717), (306, 58781), (387, 46478), (731, 24606), (774, 23239), (1367, 13158), (1462, 12303), (2193, 8202), (2734, 6579), (4101, 4386)]