18166554

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:544

約数の個数: 72

約数和(自身を含む): 46949760

約数和(自身を除く): 28783206

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 49, 63, 86, 98, 126, 129, 147, 258, 294, 301, 387, 441, 479, 602, 774, 882, 903, 958, 1437, 1806, 2107, 2709, 2874, 3353, 4214, 4311, 5418, 6321, 6706, 8622, 10059, 12642, 18963, 20118, 20597, 23471, 30177, 37926, 41194, 46942, 60354, 61791, 70413, 123582, 140826, 144179, 185373, 211239, 288358, 370746, 422478, 432537, 865074, 1009253, 1297611, 2018506, 2595222, 3027759, 6055518, 9083277, 18166554]

約数ペア:

[(1, 18166554), (2, 9083277), (3, 6055518), (6, 3027759), (7, 2595222), (9, 2018506), (14, 1297611), (18, 1009253), (21, 865074), (42, 432537), (43, 422478), (49, 370746), (63, 288358), (86, 211239), (98, 185373), (126, 144179), (129, 140826), (147, 123582), (258, 70413), (294, 61791), (301, 60354), (387, 46942), (441, 41194), (479, 37926), (602, 30177), (774, 23471), (882, 20597), (903, 20118), (958, 18963), (1437, 12642), (1806, 10059), (2107, 8622), (2709, 6706), (2874, 6321), (3353, 5418), (4214, 4311)]