18220734

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 50688000

約数和(自身を除く): 32467266

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 43, 54, 57, 59, 63, 86, 114, 118, 126, 129, 133, 171, 177, 189, 258, 266, 301, 342, 354, 378, 387, 399, 413, 513, 531, 602, 774, 798, 817, 826, 903, 1026, 1062, 1121, 1161, 1197, 1239, 1593, 1634, 1806, 2242, 2322, 2394, 2451, 2478, 2537, 2709, 3186, 3363, 3591, 3717, 4902, 5074, 5418, 5719, 6726, 7182, 7353, 7434, 7611, 7847, 8127, 10089, 11151, 11438, 14706, 15222, 15694, 16254, 17157, 17759, 20178, 22059, 22302, 22833, 23541, 30267, 34314, 35518, 44118, 45666, 47082, 48203, 51471, 53277, 60534, 68499, 70623, 96406, 102942, 106554, 136998, 141246, 144609, 154413, 159831, 211869, 289218, 308826, 319662, 337421, 423738, 433827, 479493, 674842, 867654, 958986, 1012263, 1301481, 2024526, 2602962, 3036789, 6073578, 9110367, 18220734]

約数ペア:

[(1, 18220734), (2, 9110367), (3, 6073578), (6, 3036789), (7, 2602962), (9, 2024526), (14, 1301481), (18, 1012263), (19, 958986), (21, 867654), (27, 674842), (38, 479493), (42, 433827), (43, 423738), (54, 337421), (57, 319662), (59, 308826), (63, 289218), (86, 211869), (114, 159831), (118, 154413), (126, 144609), (129, 141246), (133, 136998), (171, 106554), (177, 102942), (189, 96406), (258, 70623), (266, 68499), (301, 60534), (342, 53277), (354, 51471), (378, 48203), (387, 47082), (399, 45666), (413, 44118), (513, 35518), (531, 34314), (602, 30267), (774, 23541), (798, 22833), (817, 22302), (826, 22059), (903, 20178), (1026, 17759), (1062, 17157), (1121, 16254), (1161, 15694), (1197, 15222), (1239, 14706), (1593, 11438), (1634, 11151), (1806, 10089), (2242, 8127), (2322, 7847), (2394, 7611), (2451, 7434), (2478, 7353), (2537, 7182), (2709, 6726), (3186, 5719), (3363, 5418), (3591, 5074), (3717, 4902)]