20708352

素因数分解:

$2^{10}\times 3^3\times 7^1\times {\mathrm{107}}^1$

素因数の和:143

約数の個数: 176

約数和(自身を含む): 70744320

約数和(自身を除く): 50035968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 107, 108, 112, 126, 128, 144, 168, 189, 192, 214, 216, 224, 252, 256, 288, 321, 336, 378, 384, 428, 432, 448, 504, 512, 576, 642, 672, 749, 756, 768, 856, 864, 896, 963, 1008, 1024, 1152, 1284, 1344, 1498, 1512, 1536, 1712, 1728, 1792, 1926, 2016, 2247, 2304, 2568, 2688, 2889, 2996, 3024, 3072, 3424, 3456, 3584, 3852, 4032, 4494, 4608, 5136, 5376, 5778, 5992, 6048, 6741, 6848, 6912, 7168, 7704, 8064, 8988, 9216, 10272, 10752, 11556, 11984, 12096, 13482, 13696, 13824, 15408, 16128, 17976, 20223, 20544, 21504, 23112, 23968, 24192, 26964, 27392, 27648, 30816, 32256, 35952, 40446, 41088, 46224, 47936, 48384, 53928, 54784, 61632, 64512, 71904, 80892, 82176, 92448, 95872, 96768, 107856, 109568, 123264, 143808, 161784, 164352, 184896, 191744, 193536, 215712, 246528, 287616, 323568, 328704, 369792, 383488, 431424, 493056, 575232, 647136, 739584, 766976, 862848, 986112, 1150464, 1294272, 1479168, 1725696, 2300928, 2588544, 2958336, 3451392, 5177088, 6902784, 10354176, 20708352]

約数ペア:

[(1, 20708352), (2, 10354176), (3, 6902784), (4, 5177088), (6, 3451392), (7, 2958336), (8, 2588544), (9, 2300928), (12, 1725696), (14, 1479168), (16, 1294272), (18, 1150464), (21, 986112), (24, 862848), (27, 766976), (28, 739584), (32, 647136), (36, 575232), (42, 493056), (48, 431424), (54, 383488), (56, 369792), (63, 328704), (64, 323568), (72, 287616), (84, 246528), (96, 215712), (107, 193536), (108, 191744), (112, 184896), (126, 164352), (128, 161784), (144, 143808), (168, 123264), (189, 109568), (192, 107856), (214, 96768), (216, 95872), (224, 92448), (252, 82176), (256, 80892), (288, 71904), (321, 64512), (336, 61632), (378, 54784), (384, 53928), (428, 48384), (432, 47936), (448, 46224), (504, 41088), (512, 40446), (576, 35952), (642, 32256), (672, 30816), (749, 27648), (756, 27392), (768, 26964), (856, 24192), (864, 23968), (896, 23112), (963, 21504), (1008, 20544), (1024, 20223), (1152, 17976), (1284, 16128), (1344, 15408), (1498, 13824), (1512, 13696), (1536, 13482), (1712, 12096), (1728, 11984), (1792, 11556), (1926, 10752), (2016, 10272), (2247, 9216), (2304, 8988), (2568, 8064), (2688, 7704), (2889, 7168), (2996, 6912), (3024, 6848), (3072, 6741), (3424, 6048), (3456, 5992), (3584, 5778), (3852, 5376), (4032, 5136), (4494, 4608)]