20938176

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{577}}^1$

素因数の和:608

約数の個数: 140

約数和(自身を含む): 71057008

約数和(自身を除く): 50118832

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, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 252, 288, 324, 336, 378, 432, 448, 504, 567, 576, 577, 648, 672, 756, 864, 1008, 1134, 1154, 1296, 1344, 1512, 1728, 1731, 2016, 2268, 2308, 2592, 3024, 3462, 4032, 4039, 4536, 4616, 5184, 5193, 6048, 6924, 8078, 9072, 9232, 10386, 12096, 12117, 13848, 15579, 16156, 18144, 18464, 20772, 24234, 27696, 31158, 32312, 36288, 36351, 36928, 41544, 46737, 48468, 55392, 62316, 64624, 72702, 83088, 93474, 96936, 109053, 110784, 124632, 129248, 145404, 166176, 186948, 193872, 218106, 249264, 258496, 290808, 327159, 332352, 373896, 387744, 436212, 498528, 581616, 654318, 747792, 775488, 872424, 997056, 1163232, 1308636, 1495584, 1744848, 2326464, 2617272, 2991168, 3489696, 5234544, 6979392, 10469088, 20938176]

約数ペア:

[(1, 20938176), (2, 10469088), (3, 6979392), (4, 5234544), (6, 3489696), (7, 2991168), (8, 2617272), (9, 2326464), (12, 1744848), (14, 1495584), (16, 1308636), (18, 1163232), (21, 997056), (24, 872424), (27, 775488), (28, 747792), (32, 654318), (36, 581616), (42, 498528), (48, 436212), (54, 387744), (56, 373896), (63, 332352), (64, 327159), (72, 290808), (81, 258496), (84, 249264), (96, 218106), (108, 193872), (112, 186948), (126, 166176), (144, 145404), (162, 129248), (168, 124632), (189, 110784), (192, 109053), (216, 96936), (224, 93474), (252, 83088), (288, 72702), (324, 64624), (336, 62316), (378, 55392), (432, 48468), (448, 46737), (504, 41544), (567, 36928), (576, 36351), (577, 36288), (648, 32312), (672, 31158), (756, 27696), (864, 24234), (1008, 20772), (1134, 18464), (1154, 18144), (1296, 16156), (1344, 15579), (1512, 13848), (1728, 12117), (1731, 12096), (2016, 10386), (2268, 9232), (2308, 9072), (2592, 8078), (3024, 6924), (3462, 6048), (4032, 5193), (4039, 5184), (4536, 4616)]