20660976

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 120

約数和(自身を含む): 67059200

約数和(自身を除く): 46398224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 103, 112, 126, 144, 168, 199, 206, 252, 309, 336, 398, 412, 504, 597, 618, 721, 796, 824, 927, 1008, 1194, 1236, 1393, 1442, 1592, 1648, 1791, 1854, 2163, 2388, 2472, 2786, 2884, 3184, 3582, 3708, 4179, 4326, 4776, 4944, 5572, 5768, 6489, 7164, 7416, 8358, 8652, 9552, 11144, 11536, 12537, 12978, 14328, 14832, 16716, 17304, 20497, 22288, 25074, 25956, 28656, 33432, 34608, 40994, 50148, 51912, 61491, 66864, 81988, 100296, 103824, 122982, 143479, 163976, 184473, 200592, 245964, 286958, 327952, 368946, 430437, 491928, 573916, 737892, 860874, 983856, 1147832, 1291311, 1475784, 1721748, 2295664, 2582622, 2951568, 3443496, 5165244, 6886992, 10330488, 20660976]

約数ペア:

[(1, 20660976), (2, 10330488), (3, 6886992), (4, 5165244), (6, 3443496), (7, 2951568), (8, 2582622), (9, 2295664), (12, 1721748), (14, 1475784), (16, 1291311), (18, 1147832), (21, 983856), (24, 860874), (28, 737892), (36, 573916), (42, 491928), (48, 430437), (56, 368946), (63, 327952), (72, 286958), (84, 245964), (103, 200592), (112, 184473), (126, 163976), (144, 143479), (168, 122982), (199, 103824), (206, 100296), (252, 81988), (309, 66864), (336, 61491), (398, 51912), (412, 50148), (504, 40994), (597, 34608), (618, 33432), (721, 28656), (796, 25956), (824, 25074), (927, 22288), (1008, 20497), (1194, 17304), (1236, 16716), (1393, 14832), (1442, 14328), (1592, 12978), (1648, 12537), (1791, 11536), (1854, 11144), (2163, 9552), (2388, 8652), (2472, 8358), (2786, 7416), (2884, 7164), (3184, 6489), (3582, 5768), (3708, 5572), (4179, 4944), (4326, 4776)]