18184356

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 49873824

約数和(自身を除く): 31689468

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 691, 731, 774, 1382, 1462, 1548, 2073, 2193, 2764, 2924, 4146, 4386, 6219, 6579, 8292, 8772, 11747, 12438, 13158, 23494, 24876, 26316, 29713, 35241, 46988, 59426, 70482, 89139, 105723, 118852, 140964, 178278, 211446, 267417, 356556, 422892, 505121, 534834, 1010242, 1069668, 1515363, 2020484, 3030726, 4546089, 6061452, 9092178, 18184356]

約数ペア:

[(1, 18184356), (2, 9092178), (3, 6061452), (4, 4546089), (6, 3030726), (9, 2020484), (12, 1515363), (17, 1069668), (18, 1010242), (34, 534834), (36, 505121), (43, 422892), (51, 356556), (68, 267417), (86, 211446), (102, 178278), (129, 140964), (153, 118852), (172, 105723), (204, 89139), (258, 70482), (306, 59426), (387, 46988), (516, 35241), (612, 29713), (691, 26316), (731, 24876), (774, 23494), (1382, 13158), (1462, 12438), (1548, 11747), (2073, 8772), (2193, 8292), (2764, 6579), (2924, 6219), (4146, 4386)]