20351736

素因数分解:

$2^3\times 3^5\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:88

約数の個数: 144

約数和(自身を含む): 62407800

約数和(自身を除く): 42056064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 29, 36, 38, 54, 57, 58, 72, 76, 81, 87, 108, 114, 116, 152, 162, 171, 174, 216, 228, 232, 243, 261, 324, 342, 348, 361, 456, 486, 513, 522, 551, 648, 684, 696, 722, 783, 972, 1026, 1044, 1083, 1102, 1368, 1444, 1539, 1566, 1653, 1944, 2052, 2088, 2166, 2204, 2349, 2888, 3078, 3132, 3249, 3306, 4104, 4332, 4408, 4617, 4698, 4959, 6156, 6264, 6498, 6612, 7047, 8664, 9234, 9396, 9747, 9918, 10469, 12312, 12996, 13224, 14094, 14877, 18468, 18792, 19494, 19836, 20938, 25992, 28188, 29241, 29754, 31407, 36936, 38988, 39672, 41876, 44631, 56376, 58482, 59508, 62814, 77976, 83752, 87723, 89262, 94221, 116964, 119016, 125628, 133893, 175446, 178524, 188442, 233928, 251256, 267786, 282663, 350892, 357048, 376884, 535572, 565326, 701784, 753768, 847989, 1071144, 1130652, 1695978, 2261304, 2543967, 3391956, 5087934, 6783912, 10175868, 20351736]

約数ペア:

[(1, 20351736), (2, 10175868), (3, 6783912), (4, 5087934), (6, 3391956), (8, 2543967), (9, 2261304), (12, 1695978), (18, 1130652), (19, 1071144), (24, 847989), (27, 753768), (29, 701784), (36, 565326), (38, 535572), (54, 376884), (57, 357048), (58, 350892), (72, 282663), (76, 267786), (81, 251256), (87, 233928), (108, 188442), (114, 178524), (116, 175446), (152, 133893), (162, 125628), (171, 119016), (174, 116964), (216, 94221), (228, 89262), (232, 87723), (243, 83752), (261, 77976), (324, 62814), (342, 59508), (348, 58482), (361, 56376), (456, 44631), (486, 41876), (513, 39672), (522, 38988), (551, 36936), (648, 31407), (684, 29754), (696, 29241), (722, 28188), (783, 25992), (972, 20938), (1026, 19836), (1044, 19494), (1083, 18792), (1102, 18468), (1368, 14877), (1444, 14094), (1539, 13224), (1566, 12996), (1653, 12312), (1944, 10469), (2052, 9918), (2088, 9747), (2166, 9396), (2204, 9234), (2349, 8664), (2888, 7047), (3078, 6612), (3132, 6498), (3249, 6264), (3306, 6156), (4104, 4959), (4332, 4698), (4408, 4617)]