20169666

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 51397632

約数和(自身を除く): 31227966

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 43, 46, 66, 69, 86, 99, 103, 129, 138, 198, 206, 207, 253, 258, 309, 387, 414, 473, 506, 618, 759, 774, 927, 946, 989, 1133, 1419, 1518, 1854, 1978, 2266, 2277, 2369, 2838, 2967, 3399, 4257, 4429, 4554, 4738, 5934, 6798, 7107, 8514, 8858, 8901, 10197, 10879, 13287, 14214, 17802, 20394, 21321, 21758, 26059, 26574, 32637, 39861, 42642, 48719, 52118, 65274, 78177, 79722, 97438, 97911, 101867, 146157, 156354, 195822, 203734, 234531, 292314, 305601, 438471, 469062, 611202, 876942, 916803, 1120537, 1833606, 2241074, 3361611, 6723222, 10084833, 20169666]

約数ペア:

[(1, 20169666), (2, 10084833), (3, 6723222), (6, 3361611), (9, 2241074), (11, 1833606), (18, 1120537), (22, 916803), (23, 876942), (33, 611202), (43, 469062), (46, 438471), (66, 305601), (69, 292314), (86, 234531), (99, 203734), (103, 195822), (129, 156354), (138, 146157), (198, 101867), (206, 97911), (207, 97438), (253, 79722), (258, 78177), (309, 65274), (387, 52118), (414, 48719), (473, 42642), (506, 39861), (618, 32637), (759, 26574), (774, 26059), (927, 21758), (946, 21321), (989, 20394), (1133, 17802), (1419, 14214), (1518, 13287), (1854, 10879), (1978, 10197), (2266, 8901), (2277, 8858), (2369, 8514), (2838, 7107), (2967, 6798), (3399, 5934), (4257, 4738), (4429, 4554)]