20091456

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1$

素因数の和:190

約数の個数: 224

約数和(自身を含む): 74127360

約数和(自身を除く): 54035904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 64, 66, 72, 77, 84, 88, 96, 99, 108, 112, 126, 132, 144, 151, 154, 168, 176, 189, 192, 198, 216, 224, 231, 252, 264, 288, 297, 302, 308, 336, 352, 378, 396, 432, 448, 453, 462, 504, 528, 576, 594, 604, 616, 672, 693, 704, 756, 792, 864, 906, 924, 1008, 1056, 1057, 1188, 1208, 1232, 1344, 1359, 1386, 1512, 1584, 1661, 1728, 1812, 1848, 2016, 2079, 2112, 2114, 2376, 2416, 2464, 2718, 2772, 3024, 3168, 3171, 3322, 3624, 3696, 4032, 4077, 4158, 4228, 4752, 4832, 4928, 4983, 5436, 5544, 6048, 6336, 6342, 6644, 7248, 7392, 8154, 8316, 8456, 9504, 9513, 9664, 9966, 10872, 11088, 11627, 12096, 12684, 13288, 14496, 14784, 14949, 16308, 16632, 16912, 19008, 19026, 19932, 21744, 22176, 23254, 25368, 26576, 28539, 28992, 29898, 32616, 33264, 33824, 34881, 38052, 39864, 43488, 44352, 44847, 46508, 50736, 53152, 57078, 59796, 65232, 66528, 67648, 69762, 76104, 79728, 86976, 89694, 93016, 101472, 104643, 106304, 114156, 119592, 130464, 133056, 139524, 152208, 159456, 179388, 186032, 202944, 209286, 228312, 239184, 260928, 279048, 304416, 313929, 318912, 358776, 372064, 418572, 456624, 478368, 558096, 608832, 627858, 717552, 744128, 837144, 913248, 956736, 1116192, 1255716, 1435104, 1674288, 1826496, 2232384, 2511432, 2870208, 3348576, 5022864, 6697152, 10045728, 20091456]

約数ペア:

[(1, 20091456), (2, 10045728), (3, 6697152), (4, 5022864), (6, 3348576), (7, 2870208), (8, 2511432), (9, 2232384), (11, 1826496), (12, 1674288), (14, 1435104), (16, 1255716), (18, 1116192), (21, 956736), (22, 913248), (24, 837144), (27, 744128), (28, 717552), (32, 627858), (33, 608832), (36, 558096), (42, 478368), (44, 456624), (48, 418572), (54, 372064), (56, 358776), (63, 318912), (64, 313929), (66, 304416), (72, 279048), (77, 260928), (84, 239184), (88, 228312), (96, 209286), (99, 202944), (108, 186032), (112, 179388), (126, 159456), (132, 152208), (144, 139524), (151, 133056), (154, 130464), (168, 119592), (176, 114156), (189, 106304), (192, 104643), (198, 101472), (216, 93016), (224, 89694), (231, 86976), (252, 79728), (264, 76104), (288, 69762), (297, 67648), (302, 66528), (308, 65232), (336, 59796), (352, 57078), (378, 53152), (396, 50736), (432, 46508), (448, 44847), (453, 44352), (462, 43488), (504, 39864), (528, 38052), (576, 34881), (594, 33824), (604, 33264), (616, 32616), (672, 29898), (693, 28992), (704, 28539), (756, 26576), (792, 25368), (864, 23254), (906, 22176), (924, 21744), (1008, 19932), (1056, 19026), (1057, 19008), (1188, 16912), (1208, 16632), (1232, 16308), (1344, 14949), (1359, 14784), (1386, 14496), (1512, 13288), (1584, 12684), (1661, 12096), (1728, 11627), (1812, 11088), (1848, 10872), (2016, 9966), (2079, 9664), (2112, 9513), (2114, 9504), (2376, 8456), (2416, 8316), (2464, 8154), (2718, 7392), (2772, 7248), (3024, 6644), (3168, 6342), (3171, 6336), (3322, 6048), (3624, 5544), (3696, 5436), (4032, 4983), (4077, 4928), (4158, 4832), (4228, 4752)]