20994624

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 168

約数和(自身を含む): 71006208

約数和(自身を除く): 50011584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 41, 42, 48, 56, 63, 64, 72, 82, 84, 96, 112, 123, 126, 127, 144, 164, 168, 192, 224, 246, 252, 254, 287, 288, 328, 336, 369, 381, 448, 492, 504, 508, 574, 576, 656, 672, 738, 762, 861, 889, 984, 1008, 1016, 1143, 1148, 1312, 1344, 1476, 1524, 1722, 1778, 1968, 2016, 2032, 2286, 2296, 2583, 2624, 2667, 2952, 3048, 3444, 3556, 3936, 4032, 4064, 4572, 4592, 5166, 5207, 5334, 5904, 6096, 6888, 7112, 7872, 8001, 8128, 9144, 9184, 10332, 10414, 10668, 11808, 12192, 13776, 14224, 15621, 16002, 18288, 18368, 20664, 20828, 21336, 23616, 24384, 27552, 28448, 31242, 32004, 36449, 36576, 41328, 41656, 42672, 46863, 55104, 56896, 62484, 64008, 72898, 73152, 82656, 83312, 85344, 93726, 109347, 124968, 128016, 145796, 165312, 166624, 170688, 187452, 218694, 249936, 256032, 291592, 328041, 333248, 374904, 437388, 499872, 512064, 583184, 656082, 749808, 874776, 999744, 1166368, 1312164, 1499616, 1749552, 2332736, 2624328, 2999232, 3499104, 5248656, 6998208, 10497312, 20994624]

約数ペア:

[(1, 20994624), (2, 10497312), (3, 6998208), (4, 5248656), (6, 3499104), (7, 2999232), (8, 2624328), (9, 2332736), (12, 1749552), (14, 1499616), (16, 1312164), (18, 1166368), (21, 999744), (24, 874776), (28, 749808), (32, 656082), (36, 583184), (41, 512064), (42, 499872), (48, 437388), (56, 374904), (63, 333248), (64, 328041), (72, 291592), (82, 256032), (84, 249936), (96, 218694), (112, 187452), (123, 170688), (126, 166624), (127, 165312), (144, 145796), (164, 128016), (168, 124968), (192, 109347), (224, 93726), (246, 85344), (252, 83312), (254, 82656), (287, 73152), (288, 72898), (328, 64008), (336, 62484), (369, 56896), (381, 55104), (448, 46863), (492, 42672), (504, 41656), (508, 41328), (574, 36576), (576, 36449), (656, 32004), (672, 31242), (738, 28448), (762, 27552), (861, 24384), (889, 23616), (984, 21336), (1008, 20828), (1016, 20664), (1143, 18368), (1148, 18288), (1312, 16002), (1344, 15621), (1476, 14224), (1524, 13776), (1722, 12192), (1778, 11808), (1968, 10668), (2016, 10414), (2032, 10332), (2286, 9184), (2296, 9144), (2583, 8128), (2624, 8001), (2667, 7872), (2952, 7112), (3048, 6888), (3444, 6096), (3556, 5904), (3936, 5334), (4032, 5207), (4064, 5166), (4572, 4592)]