18681936768

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{491423}}^1$

素因数の和:491457

約数の個数: 128

約数和(自身を含む): 60150297600

約数和(自身を除く): 41468360832

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 88, 96, 99, 108, 128, 132, 144, 176, 192, 198, 216, 264, 288, 297, 352, 384, 396, 432, 528, 576, 594, 704, 792, 864, 1056, 1152, 1188, 1408, 1584, 1728, 2112, 2376, 3168, 3456, 4224, 4752, 6336, 9504, 12672, 19008, 38016, 491423, 982846, 1474269, 1965692, 2948538, 3931384, 4422807, 5405653, 5897076, 7862768, 8845614, 10811306, 11794152, 13268421, 15725536, 16216959, 17691228, 21622612, 23588304, 26536842, 31451072, 32433918, 35382456, 43245224, 47176608, 48650877, 53073684, 62902144, 64867836, 70764912, 86490448, 94353216, 97301754, 106147368, 129735672, 141529824, 145952631, 172980896, 188706432, 194603508, 212294736, 259471344, 283059648, 291905262, 345961792, 389207016, 424589472, 518942688, 566119296, 583810524, 691923584, 778414032, 849178944, 1037885376, 1167621048, 1556828064, 1698357888, 2075770752, 2335242096, 3113656128, 4670484192, 6227312256, 9340968384, 18681936768]

約数ペア:

[(1, 18681936768), (2, 9340968384), (3, 6227312256), (4, 4670484192), (6, 3113656128), (8, 2335242096), (9, 2075770752), (11, 1698357888), (12, 1556828064), (16, 1167621048), (18, 1037885376), (22, 849178944), (24, 778414032), (27, 691923584), (32, 583810524), (33, 566119296), (36, 518942688), (44, 424589472), (48, 389207016), (54, 345961792), (64, 291905262), (66, 283059648), (72, 259471344), (88, 212294736), (96, 194603508), (99, 188706432), (108, 172980896), (128, 145952631), (132, 141529824), (144, 129735672), (176, 106147368), (192, 97301754), (198, 94353216), (216, 86490448), (264, 70764912), (288, 64867836), (297, 62902144), (352, 53073684), (384, 48650877), (396, 47176608), (432, 43245224), (528, 35382456), (576, 32433918), (594, 31451072), (704, 26536842), (792, 23588304), (864, 21622612), (1056, 17691228), (1152, 16216959), (1188, 15725536), (1408, 13268421), (1584, 11794152), (1728, 10811306), (2112, 8845614), (2376, 7862768), (3168, 5897076), (3456, 5405653), (4224, 4422807), (4752, 3931384), (6336, 2948538), (9504, 1965692), (12672, 1474269), (19008, 982846), (38016, 491423)]