20223867664

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:898

約数の個数: 240

約数和(自身を含む): 53360691840

約数和(自身を除く): 33136824176

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 137, 143, 154, 169, 176, 182, 208, 274, 286, 308, 338, 364, 548, 572, 616, 676, 709, 728, 959, 1001, 1096, 1144, 1183, 1232, 1352, 1418, 1456, 1507, 1781, 1859, 1918, 2002, 2192, 2288, 2366, 2704, 2836, 3014, 3562, 3718, 3836, 4004, 4732, 4963, 5672, 6028, 7124, 7436, 7672, 7799, 8008, 9217, 9464, 9926, 10549, 11344, 12056, 12467, 13013, 14248, 14872, 15344, 15598, 16016, 18434, 18928, 19591, 19852, 21098, 23153, 24112, 24934, 26026, 28496, 29744, 31196, 36868, 39182, 39704, 42196, 46306, 49868, 52052, 54593, 62392, 64519, 73736, 78364, 79408, 84392, 92612, 97133, 99736, 101387, 104104, 109186, 119821, 124784, 129038, 137137, 147472, 156728, 162071, 168784, 185224, 194266, 199472, 202774, 208208, 218372, 239642, 254683, 258076, 274274, 313456, 324142, 370448, 388532, 405548, 436744, 479284, 509366, 516152, 548548, 648284, 679931, 709709, 777064, 811096, 838747, 873488, 958568, 1018732, 1032304, 1068463, 1097096, 1262729, 1296568, 1318031, 1359862, 1419418, 1554128, 1622192, 1677494, 1782781, 1917136, 2037464, 2136926, 2194192, 2525458, 2593136, 2636062, 2719724, 2838836, 3354988, 3565562, 4074928, 4273852, 5050916, 5272124, 5439448, 5677672, 6709976, 7131124, 7479241, 8547704, 8839103, 9226217, 10101832, 10544248, 10878896, 11355344, 13419952, 13890019, 14262248, 14958482, 16415477, 17095408, 17678206, 18452434, 20203664, 21088496, 27780038, 28524496, 29916964, 32830954, 35356412, 36904868, 55560076, 59833928, 65661908, 70712824, 73809736, 97230133, 111120152, 114908339, 119667856, 131323816, 141425648, 147619472, 180570247, 194460266, 222240304, 229816678, 262647632, 361140494, 388920532, 459633356, 722280988, 777841064, 919266712, 1263991729, 1444561976, 1555682128, 1838533424, 2527983458, 2889123952, 5055966916, 10111933832, 20223867664]

約数ペア:

[(1, 20223867664), (2, 10111933832), (4, 5055966916), (7, 2889123952), (8, 2527983458), (11, 1838533424), (13, 1555682128), (14, 1444561976), (16, 1263991729), (22, 919266712), (26, 777841064), (28, 722280988), (44, 459633356), (52, 388920532), (56, 361140494), (77, 262647632), (88, 229816678), (91, 222240304), (104, 194460266), (112, 180570247), (137, 147619472), (143, 141425648), (154, 131323816), (169, 119667856), (176, 114908339), (182, 111120152), (208, 97230133), (274, 73809736), (286, 70712824), (308, 65661908), (338, 59833928), (364, 55560076), (548, 36904868), (572, 35356412), (616, 32830954), (676, 29916964), (709, 28524496), (728, 27780038), (959, 21088496), (1001, 20203664), (1096, 18452434), (1144, 17678206), (1183, 17095408), (1232, 16415477), (1352, 14958482), (1418, 14262248), (1456, 13890019), (1507, 13419952), (1781, 11355344), (1859, 10878896), (1918, 10544248), (2002, 10101832), (2192, 9226217), (2288, 8839103), (2366, 8547704), (2704, 7479241), (2836, 7131124), (3014, 6709976), (3562, 5677672), (3718, 5439448), (3836, 5272124), (4004, 5050916), (4732, 4273852), (4963, 4074928), (5672, 3565562), (6028, 3354988), (7124, 2838836), (7436, 2719724), (7672, 2636062), (7799, 2593136), (8008, 2525458), (9217, 2194192), (9464, 2136926), (9926, 2037464), (10549, 1917136), (11344, 1782781), (12056, 1677494), (12467, 1622192), (13013, 1554128), (14248, 1419418), (14872, 1359862), (15344, 1318031), (15598, 1296568), (16016, 1262729), (18434, 1097096), (18928, 1068463), (19591, 1032304), (19852, 1018732), (21098, 958568), (23153, 873488), (24112, 838747), (24934, 811096), (26026, 777064), (28496, 709709), (29744, 679931), (31196, 648284), (36868, 548548), (39182, 516152), (39704, 509366), (42196, 479284), (46306, 436744), (49868, 405548), (52052, 388532), (54593, 370448), (62392, 324142), (64519, 313456), (73736, 274274), (78364, 258076), (79408, 254683), (84392, 239642), (92612, 218372), (97133, 208208), (99736, 202774), (101387, 199472), (104104, 194266), (109186, 185224), (119821, 168784), (124784, 162071), (129038, 156728), (137137, 147472)]