20162728348

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{2441}}^1$

素因数の和:2580

約数の個数: 144

約数和(自身を含む): 45319339296

約数和(自身を除く): 25156610948

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 49, 67, 68, 74, 98, 119, 134, 148, 196, 238, 259, 268, 469, 476, 518, 629, 833, 938, 1036, 1139, 1258, 1666, 1813, 1876, 2278, 2441, 2479, 2516, 3283, 3332, 3626, 4403, 4556, 4882, 4958, 6566, 7252, 7973, 8806, 9764, 9916, 13132, 15946, 17087, 17353, 17612, 30821, 31892, 34174, 34706, 41497, 42143, 55811, 61642, 68348, 69412, 82994, 84286, 90317, 111622, 119609, 121471, 123284, 163547, 165988, 168572, 180634, 223244, 239218, 242942, 290479, 295001, 327094, 361268, 478436, 485884, 580958, 590002, 632219, 654188, 1144829, 1161916, 1180004, 1264438, 1535389, 2033353, 2065007, 2289658, 2528876, 2780299, 3070778, 4066706, 4130014, 4425533, 4579316, 5560598, 6051239, 6141556, 8013803, 8133412, 8260028, 8851066, 10747723, 11121196, 12102478, 16027606, 17702132, 19462093, 21495446, 24204956, 32055212, 38924186, 42358673, 42990892, 75234061, 77848372, 84717346, 102871063, 136234651, 150468122, 169434692, 205742126, 272469302, 296510711, 300936244, 411484252, 544938604, 593021422, 720097441, 1186042844, 1440194882, 2880389764, 5040682087, 10081364174, 20162728348]

約数ペア:

[(1, 20162728348), (2, 10081364174), (4, 5040682087), (7, 2880389764), (14, 1440194882), (17, 1186042844), (28, 720097441), (34, 593021422), (37, 544938604), (49, 411484252), (67, 300936244), (68, 296510711), (74, 272469302), (98, 205742126), (119, 169434692), (134, 150468122), (148, 136234651), (196, 102871063), (238, 84717346), (259, 77848372), (268, 75234061), (469, 42990892), (476, 42358673), (518, 38924186), (629, 32055212), (833, 24204956), (938, 21495446), (1036, 19462093), (1139, 17702132), (1258, 16027606), (1666, 12102478), (1813, 11121196), (1876, 10747723), (2278, 8851066), (2441, 8260028), (2479, 8133412), (2516, 8013803), (3283, 6141556), (3332, 6051239), (3626, 5560598), (4403, 4579316), (4556, 4425533), (4882, 4130014), (4958, 4066706), (6566, 3070778), (7252, 2780299), (7973, 2528876), (8806, 2289658), (9764, 2065007), (9916, 2033353), (13132, 1535389), (15946, 1264438), (17087, 1180004), (17353, 1161916), (17612, 1144829), (30821, 654188), (31892, 632219), (34174, 590002), (34706, 580958), (41497, 485884), (42143, 478436), (55811, 361268), (61642, 327094), (68348, 295001), (69412, 290479), (82994, 242942), (84286, 239218), (90317, 223244), (111622, 180634), (119609, 168572), (121471, 165988), (123284, 163547)]