20268864

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:493

約数の個数: 168

約数和(自身を含む): 72591168

約数和(自身を除く): 52322304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 64, 66, 72, 77, 84, 88, 96, 99, 112, 126, 132, 144, 154, 168, 176, 192, 198, 224, 231, 252, 264, 288, 308, 336, 352, 396, 448, 457, 462, 504, 528, 576, 616, 672, 693, 704, 792, 914, 924, 1008, 1056, 1232, 1344, 1371, 1386, 1584, 1828, 1848, 2016, 2112, 2464, 2742, 2772, 3168, 3199, 3656, 3696, 4032, 4113, 4928, 5027, 5484, 5544, 6336, 6398, 7312, 7392, 8226, 9597, 10054, 10968, 11088, 12796, 14624, 14784, 15081, 16452, 19194, 20108, 21936, 22176, 25592, 28791, 29248, 30162, 32904, 35189, 38388, 40216, 43872, 44352, 45243, 51184, 57582, 60324, 65808, 70378, 76776, 80432, 87744, 90486, 102368, 105567, 115164, 120648, 131616, 140756, 153552, 160864, 180972, 204736, 211134, 230328, 241296, 263232, 281512, 307104, 316701, 321728, 361944, 422268, 460656, 482592, 563024, 614208, 633402, 723888, 844536, 921312, 965184, 1126048, 1266804, 1447776, 1689072, 1842624, 2252096, 2533608, 2895552, 3378144, 5067216, 6756288, 10134432, 20268864]

約数ペア:

[(1, 20268864), (2, 10134432), (3, 6756288), (4, 5067216), (6, 3378144), (7, 2895552), (8, 2533608), (9, 2252096), (11, 1842624), (12, 1689072), (14, 1447776), (16, 1266804), (18, 1126048), (21, 965184), (22, 921312), (24, 844536), (28, 723888), (32, 633402), (33, 614208), (36, 563024), (42, 482592), (44, 460656), (48, 422268), (56, 361944), (63, 321728), (64, 316701), (66, 307104), (72, 281512), (77, 263232), (84, 241296), (88, 230328), (96, 211134), (99, 204736), (112, 180972), (126, 160864), (132, 153552), (144, 140756), (154, 131616), (168, 120648), (176, 115164), (192, 105567), (198, 102368), (224, 90486), (231, 87744), (252, 80432), (264, 76776), (288, 70378), (308, 65808), (336, 60324), (352, 57582), (396, 51184), (448, 45243), (457, 44352), (462, 43872), (504, 40216), (528, 38388), (576, 35189), (616, 32904), (672, 30162), (693, 29248), (704, 28791), (792, 25592), (914, 22176), (924, 21936), (1008, 20108), (1056, 19194), (1232, 16452), (1344, 15081), (1371, 14784), (1386, 14624), (1584, 12796), (1828, 11088), (1848, 10968), (2016, 10054), (2112, 9597), (2464, 8226), (2742, 7392), (2772, 7312), (3168, 6398), (3199, 6336), (3656, 5544), (3696, 5484), (4032, 5027), (4113, 4928)]