20691273312

素因数分解:

$2^5\times 3^3\times {\mathrm{97}}^1\times {\mathrm{246889}}^1$

素因数の和:247005

約数の個数: 96

約数和(自身を含む): 60971954400

約数和(自身を除く): 40280681088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 97, 108, 144, 194, 216, 288, 291, 388, 432, 582, 776, 864, 873, 1164, 1552, 1746, 2328, 2619, 3104, 3492, 4656, 5238, 6984, 9312, 10476, 13968, 20952, 27936, 41904, 83808, 246889, 493778, 740667, 987556, 1481334, 1975112, 2222001, 2962668, 3950224, 4444002, 5925336, 6666003, 7900448, 8888004, 11850672, 13332006, 17776008, 23701344, 23948233, 26664012, 35552016, 47896466, 53328024, 71104032, 71844699, 95792932, 106656048, 143689398, 191585864, 213312096, 215534097, 287378796, 383171728, 431068194, 574757592, 646602291, 766343456, 862136388, 1149515184, 1293204582, 1724272776, 2299030368, 2586409164, 3448545552, 5172818328, 6897091104, 10345636656, 20691273312]

約数ペア:

[(1, 20691273312), (2, 10345636656), (3, 6897091104), (4, 5172818328), (6, 3448545552), (8, 2586409164), (9, 2299030368), (12, 1724272776), (16, 1293204582), (18, 1149515184), (24, 862136388), (27, 766343456), (32, 646602291), (36, 574757592), (48, 431068194), (54, 383171728), (72, 287378796), (96, 215534097), (97, 213312096), (108, 191585864), (144, 143689398), (194, 106656048), (216, 95792932), (288, 71844699), (291, 71104032), (388, 53328024), (432, 47896466), (582, 35552016), (776, 26664012), (864, 23948233), (873, 23701344), (1164, 17776008), (1552, 13332006), (1746, 11850672), (2328, 8888004), (2619, 7900448), (3104, 6666003), (3492, 5925336), (4656, 4444002), (5238, 3950224), (6984, 2962668), (9312, 2222001), (10476, 1975112), (13968, 1481334), (20952, 987556), (27936, 740667), (41904, 493778), (83808, 246889)]