20138706

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:130

約数の個数: 120

約数和(自身を含む): 54624240

約数和(自身を除く): 34485534

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 49, 54, 59, 63, 81, 86, 98, 118, 126, 129, 147, 162, 177, 189, 258, 294, 301, 354, 378, 387, 413, 441, 531, 567, 602, 774, 826, 882, 903, 1062, 1134, 1161, 1239, 1323, 1593, 1806, 2107, 2322, 2478, 2537, 2646, 2709, 2891, 3186, 3483, 3717, 3969, 4214, 4779, 5074, 5418, 5782, 6321, 6966, 7434, 7611, 7938, 8127, 8673, 9558, 11151, 12642, 15222, 16254, 17346, 17759, 18963, 22302, 22833, 24381, 26019, 33453, 35518, 37926, 45666, 48762, 52038, 53277, 56889, 66906, 68499, 78057, 106554, 113778, 124313, 136998, 156114, 159831, 170667, 205497, 234171, 248626, 319662, 341334, 372939, 410994, 468342, 479493, 745878, 958986, 1118817, 1438479, 2237634, 2876958, 3356451, 6712902, 10069353, 20138706]

約数ペア:

[(1, 20138706), (2, 10069353), (3, 6712902), (6, 3356451), (7, 2876958), (9, 2237634), (14, 1438479), (18, 1118817), (21, 958986), (27, 745878), (42, 479493), (43, 468342), (49, 410994), (54, 372939), (59, 341334), (63, 319662), (81, 248626), (86, 234171), (98, 205497), (118, 170667), (126, 159831), (129, 156114), (147, 136998), (162, 124313), (177, 113778), (189, 106554), (258, 78057), (294, 68499), (301, 66906), (354, 56889), (378, 53277), (387, 52038), (413, 48762), (441, 45666), (531, 37926), (567, 35518), (602, 33453), (774, 26019), (826, 24381), (882, 22833), (903, 22302), (1062, 18963), (1134, 17759), (1161, 17346), (1239, 16254), (1323, 15222), (1593, 12642), (1806, 11151), (2107, 9558), (2322, 8673), (2478, 8127), (2537, 7938), (2646, 7611), (2709, 7434), (2891, 6966), (3186, 6321), (3483, 5782), (3717, 5418), (3969, 5074), (4214, 4779)]