20973911552

素因数分解:

$2^9\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:301

約数の個数: 240

約数和(自身を含む): 48554558976

約数和(自身を除く): 27580647424

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 67, 88, 121, 124, 128, 134, 163, 176, 242, 248, 256, 268, 326, 341, 352, 484, 496, 512, 536, 652, 682, 704, 737, 968, 992, 1072, 1304, 1364, 1408, 1474, 1793, 1936, 1984, 2077, 2144, 2608, 2728, 2816, 2948, 3586, 3751, 3872, 3968, 4154, 4288, 5053, 5216, 5456, 5632, 5896, 7172, 7502, 7744, 7936, 8107, 8308, 8576, 10106, 10432, 10912, 10921, 11792, 14344, 15004, 15488, 15872, 16214, 16616, 17152, 19723, 20212, 20864, 21824, 21842, 22847, 23584, 28688, 30008, 30976, 32428, 33232, 34304, 39446, 40424, 41728, 43648, 43684, 45694, 47168, 55583, 57376, 60016, 61952, 64856, 66464, 78892, 80848, 83456, 87296, 87368, 91388, 94336, 111166, 114752, 120032, 120131, 129712, 132928, 157784, 161696, 174592, 174736, 182776, 188672, 222332, 229504, 240064, 240262, 251317, 259424, 265856, 315568, 323392, 338551, 349472, 365552, 377344, 444664, 459008, 480128, 480524, 502634, 518848, 531712, 611413, 631136, 646784, 677102, 698944, 731104, 889328, 918016, 960256, 961048, 1005268, 1037696, 1063424, 1222826, 1262272, 1293568, 1321441, 1354204, 1397888, 1462208, 1778656, 1920512, 1922096, 2010536, 2075392, 2445652, 2524544, 2587136, 2642882, 2708408, 2795776, 2924416, 3557312, 3724061, 3844192, 4021072, 4150784, 4891304, 5049088, 5285764, 5416816, 5591552, 5848832, 7114624, 7448122, 7688384, 8042144, 9782608, 10098176, 10571528, 10833632, 11697664, 14229248, 14896244, 15376768, 16084288, 19565216, 21143056, 21667264, 28458496, 29792488, 30753536, 32168576, 39130432, 40964671, 42286112, 43334528, 59584976, 61507072, 64337152, 78260864, 81929342, 84572224, 86669056, 119169952, 128674304, 156521728, 163858684, 169144448, 173338112, 238339904, 313043456, 327717368, 338288896, 476679808, 655434736, 676577792, 953359616, 1310869472, 1906719232, 2621738944, 5243477888, 10486955776, 20973911552]

約数ペア:

[(1, 20973911552), (2, 10486955776), (4, 5243477888), (8, 2621738944), (11, 1906719232), (16, 1310869472), (22, 953359616), (31, 676577792), (32, 655434736), (44, 476679808), (62, 338288896), (64, 327717368), (67, 313043456), (88, 238339904), (121, 173338112), (124, 169144448), (128, 163858684), (134, 156521728), (163, 128674304), (176, 119169952), (242, 86669056), (248, 84572224), (256, 81929342), (268, 78260864), (326, 64337152), (341, 61507072), (352, 59584976), (484, 43334528), (496, 42286112), (512, 40964671), (536, 39130432), (652, 32168576), (682, 30753536), (704, 29792488), (737, 28458496), (968, 21667264), (992, 21143056), (1072, 19565216), (1304, 16084288), (1364, 15376768), (1408, 14896244), (1474, 14229248), (1793, 11697664), (1936, 10833632), (1984, 10571528), (2077, 10098176), (2144, 9782608), (2608, 8042144), (2728, 7688384), (2816, 7448122), (2948, 7114624), (3586, 5848832), (3751, 5591552), (3872, 5416816), (3968, 5285764), (4154, 5049088), (4288, 4891304), (5053, 4150784), (5216, 4021072), (5456, 3844192), (5632, 3724061), (5896, 3557312), (7172, 2924416), (7502, 2795776), (7744, 2708408), (7936, 2642882), (8107, 2587136), (8308, 2524544), (8576, 2445652), (10106, 2075392), (10432, 2010536), (10912, 1922096), (10921, 1920512), (11792, 1778656), (14344, 1462208), (15004, 1397888), (15488, 1354204), (15872, 1321441), (16214, 1293568), (16616, 1262272), (17152, 1222826), (19723, 1063424), (20212, 1037696), (20864, 1005268), (21824, 961048), (21842, 960256), (22847, 918016), (23584, 889328), (28688, 731104), (30008, 698944), (30976, 677102), (32428, 646784), (33232, 631136), (34304, 611413), (39446, 531712), (40424, 518848), (41728, 502634), (43648, 480524), (43684, 480128), (45694, 459008), (47168, 444664), (55583, 377344), (57376, 365552), (60016, 349472), (61952, 338551), (64856, 323392), (66464, 315568), (78892, 265856), (80848, 259424), (83456, 251317), (87296, 240262), (87368, 240064), (91388, 229504), (94336, 222332), (111166, 188672), (114752, 182776), (120032, 174736), (120131, 174592), (129712, 161696), (132928, 157784)]