20565723861

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1433}}^1$

素因数の和:1611

約数の個数: 96

約数和(自身を含む): 33824044800

約数和(自身を除く): 13258320939

約数列:

[1, 3, 9, 19, 23, 41, 57, 69, 89, 123, 171, 207, 267, 369, 437, 779, 801, 943, 1311, 1433, 1691, 2047, 2337, 2829, 3649, 3933, 4299, 5073, 6141, 7011, 8487, 10947, 12897, 15219, 17917, 18423, 27227, 32841, 32959, 38893, 53751, 58753, 69331, 81681, 83927, 98877, 116679, 127537, 161253, 176259, 207993, 245043, 251781, 296631, 350037, 382611, 528777, 623979, 626221, 755343, 1116307, 1147833, 1351319, 1594613, 1878663, 2423203, 2933351, 3348921, 4053957, 4783839, 5229017, 5635989, 7269609, 8800053, 10046763, 12161871, 14351517, 15687051, 21808827, 25675061, 26400159, 47061153, 55733669, 77025183, 99351323, 120267391, 167201007, 231075549, 298053969, 360802173, 501603021, 894161907, 1082406519, 2285080429, 6855241287, 20565723861]

約数ペア:

[(1, 20565723861), (3, 6855241287), (9, 2285080429), (19, 1082406519), (23, 894161907), (41, 501603021), (57, 360802173), (69, 298053969), (89, 231075549), (123, 167201007), (171, 120267391), (207, 99351323), (267, 77025183), (369, 55733669), (437, 47061153), (779, 26400159), (801, 25675061), (943, 21808827), (1311, 15687051), (1433, 14351517), (1691, 12161871), (2047, 10046763), (2337, 8800053), (2829, 7269609), (3649, 5635989), (3933, 5229017), (4299, 4783839), (5073, 4053957), (6141, 3348921), (7011, 2933351), (8487, 2423203), (10947, 1878663), (12897, 1594613), (15219, 1351319), (17917, 1147833), (18423, 1116307), (27227, 755343), (32841, 626221), (32959, 623979), (38893, 528777), (53751, 382611), (58753, 350037), (69331, 296631), (81681, 251781), (83927, 245043), (98877, 207993), (116679, 176259), (127537, 161253)]