20112723904

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181759}}^1$

素因数の和:181810

約数の個数: 112

約数和(自身を含む): 51707084800

約数和(自身を除く): 31594360896

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 133, 152, 182, 208, 224, 247, 266, 304, 364, 416, 448, 494, 532, 608, 728, 832, 988, 1064, 1216, 1456, 1729, 1976, 2128, 2912, 3458, 3952, 4256, 5824, 6916, 7904, 8512, 13832, 15808, 27664, 55328, 110656, 181759, 363518, 727036, 1272313, 1454072, 2362867, 2544626, 2908144, 3453421, 4725734, 5089252, 5816288, 6906842, 9451468, 10178504, 11632576, 13813684, 16540069, 18902936, 20357008, 24173947, 27627368, 33080138, 37805872, 40714016, 44894473, 48347894, 55254736, 66160276, 75611744, 81428032, 89788946, 96695788, 110509472, 132320552, 151223488, 179577892, 193391576, 221018944, 264641104, 314261311, 359155784, 386783152, 529282208, 628522622, 718311568, 773566304, 1058564416, 1257045244, 1436623136, 1547132608, 2514090488, 2873246272, 5028180976, 10056361952, 20112723904]

約数ペア:

[(1, 20112723904), (2, 10056361952), (4, 5028180976), (7, 2873246272), (8, 2514090488), (13, 1547132608), (14, 1436623136), (16, 1257045244), (19, 1058564416), (26, 773566304), (28, 718311568), (32, 628522622), (38, 529282208), (52, 386783152), (56, 359155784), (64, 314261311), (76, 264641104), (91, 221018944), (104, 193391576), (112, 179577892), (133, 151223488), (152, 132320552), (182, 110509472), (208, 96695788), (224, 89788946), (247, 81428032), (266, 75611744), (304, 66160276), (364, 55254736), (416, 48347894), (448, 44894473), (494, 40714016), (532, 37805872), (608, 33080138), (728, 27627368), (832, 24173947), (988, 20357008), (1064, 18902936), (1216, 16540069), (1456, 13813684), (1729, 11632576), (1976, 10178504), (2128, 9451468), (2912, 6906842), (3458, 5816288), (3952, 5089252), (4256, 4725734), (5824, 3453421), (6916, 2908144), (7904, 2544626), (8512, 2362867), (13832, 1454072), (15808, 1272313), (27664, 727036), (55328, 363518), (110656, 181759)]