20341787904

素因数分解:

$2^8\times 3^4\times {\mathrm{19}}^1\times {\mathrm{51631}}^1$

素因数の和:51678

約数の個数: 180

約数和(自身を含む): 63849163840

約数和(自身を除く): 43507375936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 81, 96, 108, 114, 128, 144, 152, 162, 171, 192, 216, 228, 256, 288, 304, 324, 342, 384, 432, 456, 513, 576, 608, 648, 684, 768, 864, 912, 1026, 1152, 1216, 1296, 1368, 1539, 1728, 1824, 2052, 2304, 2432, 2592, 2736, 3078, 3456, 3648, 4104, 4864, 5184, 5472, 6156, 6912, 7296, 8208, 10368, 10944, 12312, 14592, 16416, 20736, 21888, 24624, 32832, 43776, 49248, 51631, 65664, 98496, 103262, 131328, 154893, 196992, 206524, 309786, 393984, 413048, 464679, 619572, 826096, 929358, 980989, 1239144, 1394037, 1652192, 1858716, 1961978, 2478288, 2788074, 2942967, 3304384, 3717432, 3923956, 4182111, 4956576, 5576148, 5885934, 6608768, 7434864, 7847912, 8364222, 8828901, 9913152, 11152296, 11771868, 13217536, 14869728, 15695824, 16728444, 17657802, 19826304, 22304592, 23543736, 26486703, 29739456, 31391648, 33456888, 35315604, 39652608, 44609184, 47087472, 52973406, 59478912, 62783296, 66913776, 70631208, 79460109, 89218368, 94174944, 105946812, 118957824, 125566592, 133827552, 141262416, 158920218, 178436736, 188349888, 211893624, 251133184, 267655104, 282524832, 317840436, 356873472, 376699776, 423787248, 535310208, 565049664, 635680872, 753399552, 847574496, 1070620416, 1130099328, 1271361744, 1695148992, 2260198656, 2542723488, 3390297984, 5085446976, 6780595968, 10170893952, 20341787904]

約数ペア:

[(1, 20341787904), (2, 10170893952), (3, 6780595968), (4, 5085446976), (6, 3390297984), (8, 2542723488), (9, 2260198656), (12, 1695148992), (16, 1271361744), (18, 1130099328), (19, 1070620416), (24, 847574496), (27, 753399552), (32, 635680872), (36, 565049664), (38, 535310208), (48, 423787248), (54, 376699776), (57, 356873472), (64, 317840436), (72, 282524832), (76, 267655104), (81, 251133184), (96, 211893624), (108, 188349888), (114, 178436736), (128, 158920218), (144, 141262416), (152, 133827552), (162, 125566592), (171, 118957824), (192, 105946812), (216, 94174944), (228, 89218368), (256, 79460109), (288, 70631208), (304, 66913776), (324, 62783296), (342, 59478912), (384, 52973406), (432, 47087472), (456, 44609184), (513, 39652608), (576, 35315604), (608, 33456888), (648, 31391648), (684, 29739456), (768, 26486703), (864, 23543736), (912, 22304592), (1026, 19826304), (1152, 17657802), (1216, 16728444), (1296, 15695824), (1368, 14869728), (1539, 13217536), (1728, 11771868), (1824, 11152296), (2052, 9913152), (2304, 8828901), (2432, 8364222), (2592, 7847912), (2736, 7434864), (3078, 6608768), (3456, 5885934), (3648, 5576148), (4104, 4956576), (4864, 4182111), (5184, 3923956), (5472, 3717432), (6156, 3304384), (6912, 2942967), (7296, 2788074), (8208, 2478288), (10368, 1961978), (10944, 1858716), (12312, 1652192), (14592, 1394037), (16416, 1239144), (20736, 980989), (21888, 929358), (24624, 826096), (32832, 619572), (43776, 464679), (49248, 413048), (51631, 393984), (65664, 309786), (98496, 206524), (103262, 196992), (131328, 154893)]