19728576

素因数分解:

$2^6\times 3^3\times 7^2\times {\mathrm{233}}^1$

素因数の和:268

約数の個数: 168

約数和(自身を含む): 67757040

約数和(自身を除く): 48028464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 192, 196, 216, 224, 233, 252, 288, 294, 336, 378, 392, 432, 441, 448, 466, 504, 576, 588, 672, 699, 756, 784, 864, 882, 932, 1008, 1176, 1323, 1344, 1398, 1512, 1568, 1631, 1728, 1764, 1864, 2016, 2097, 2352, 2646, 2796, 3024, 3136, 3262, 3528, 3728, 4032, 4194, 4704, 4893, 5292, 5592, 6048, 6291, 6524, 7056, 7456, 8388, 9408, 9786, 10584, 11184, 11417, 12096, 12582, 13048, 14112, 14679, 14912, 16776, 19572, 21168, 22368, 22834, 25164, 26096, 28224, 29358, 33552, 34251, 39144, 42336, 44037, 44736, 45668, 50328, 52192, 58716, 67104, 68502, 78288, 84672, 88074, 91336, 100656, 102753, 104384, 117432, 134208, 137004, 156576, 176148, 182672, 201312, 205506, 234864, 274008, 308259, 313152, 352296, 365344, 402624, 411012, 469728, 548016, 616518, 704592, 730688, 822024, 939456, 1096032, 1233036, 1409184, 1644048, 2192064, 2466072, 2818368, 3288096, 4932144, 6576192, 9864288, 19728576]

約数ペア:

[(1, 19728576), (2, 9864288), (3, 6576192), (4, 4932144), (6, 3288096), (7, 2818368), (8, 2466072), (9, 2192064), (12, 1644048), (14, 1409184), (16, 1233036), (18, 1096032), (21, 939456), (24, 822024), (27, 730688), (28, 704592), (32, 616518), (36, 548016), (42, 469728), (48, 411012), (49, 402624), (54, 365344), (56, 352296), (63, 313152), (64, 308259), (72, 274008), (84, 234864), (96, 205506), (98, 201312), (108, 182672), (112, 176148), (126, 156576), (144, 137004), (147, 134208), (168, 117432), (189, 104384), (192, 102753), (196, 100656), (216, 91336), (224, 88074), (233, 84672), (252, 78288), (288, 68502), (294, 67104), (336, 58716), (378, 52192), (392, 50328), (432, 45668), (441, 44736), (448, 44037), (466, 42336), (504, 39144), (576, 34251), (588, 33552), (672, 29358), (699, 28224), (756, 26096), (784, 25164), (864, 22834), (882, 22368), (932, 21168), (1008, 19572), (1176, 16776), (1323, 14912), (1344, 14679), (1398, 14112), (1512, 13048), (1568, 12582), (1631, 12096), (1728, 11417), (1764, 11184), (1864, 10584), (2016, 9786), (2097, 9408), (2352, 8388), (2646, 7456), (2796, 7056), (3024, 6524), (3136, 6291), (3262, 6048), (3528, 5592), (3728, 5292), (4032, 4893), (4194, 4704)]