20328594

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 128

約数和(自身を含む): 53222400

約数和(自身を除く): 32893806

約数列:

[1, 2, 3, 6, 11, 13, 19, 22, 26, 29, 33, 38, 39, 43, 57, 58, 66, 78, 86, 87, 114, 129, 143, 174, 209, 247, 258, 286, 319, 377, 418, 429, 473, 494, 551, 559, 627, 638, 741, 754, 817, 858, 946, 957, 1102, 1118, 1131, 1247, 1254, 1419, 1482, 1634, 1653, 1677, 1914, 2262, 2451, 2494, 2717, 2838, 3306, 3354, 3741, 4147, 4902, 5434, 6061, 6149, 7163, 7482, 8151, 8294, 8987, 10621, 12122, 12298, 12441, 13717, 14326, 16211, 16302, 17974, 18183, 18447, 21242, 21489, 23693, 24882, 26961, 27434, 31863, 32422, 36366, 36894, 41151, 42978, 47386, 48633, 53922, 63726, 71079, 78793, 82302, 97266, 116831, 142158, 157586, 178321, 233662, 236379, 260623, 308009, 350493, 356642, 472758, 521246, 534963, 616018, 700986, 781869, 924027, 1069926, 1563738, 1848054, 3388099, 6776198, 10164297, 20328594]

約数ペア:

[(1, 20328594), (2, 10164297), (3, 6776198), (6, 3388099), (11, 1848054), (13, 1563738), (19, 1069926), (22, 924027), (26, 781869), (29, 700986), (33, 616018), (38, 534963), (39, 521246), (43, 472758), (57, 356642), (58, 350493), (66, 308009), (78, 260623), (86, 236379), (87, 233662), (114, 178321), (129, 157586), (143, 142158), (174, 116831), (209, 97266), (247, 82302), (258, 78793), (286, 71079), (319, 63726), (377, 53922), (418, 48633), (429, 47386), (473, 42978), (494, 41151), (551, 36894), (559, 36366), (627, 32422), (638, 31863), (741, 27434), (754, 26961), (817, 24882), (858, 23693), (946, 21489), (957, 21242), (1102, 18447), (1118, 18183), (1131, 17974), (1247, 16302), (1254, 16211), (1419, 14326), (1482, 13717), (1634, 12441), (1653, 12298), (1677, 12122), (1914, 10621), (2262, 8987), (2451, 8294), (2494, 8151), (2717, 7482), (2838, 7163), (3306, 6149), (3354, 6061), (3741, 5434), (4147, 4902)]