20394752

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 49056000

約数和(自身を除く): 28661248

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 599, 608, 896, 1064, 1198, 1216, 1792, 2128, 2396, 2432, 4193, 4256, 4792, 4864, 8386, 8512, 9584, 11381, 16772, 17024, 19168, 22762, 33544, 34048, 38336, 45524, 67088, 76672, 79667, 91048, 134176, 153344, 159334, 182096, 268352, 318668, 364192, 536704, 637336, 728384, 1073408, 1274672, 1456768, 2549344, 2913536, 5098688, 10197376, 20394752]

約数ペア:

[(1, 20394752), (2, 10197376), (4, 5098688), (7, 2913536), (8, 2549344), (14, 1456768), (16, 1274672), (19, 1073408), (28, 728384), (32, 637336), (38, 536704), (56, 364192), (64, 318668), (76, 268352), (112, 182096), (128, 159334), (133, 153344), (152, 134176), (224, 91048), (256, 79667), (266, 76672), (304, 67088), (448, 45524), (532, 38336), (599, 34048), (608, 33544), (896, 22762), (1064, 19168), (1198, 17024), (1216, 16772), (1792, 11381), (2128, 9584), (2396, 8512), (2432, 8386), (4193, 4864), (4256, 4792)]