18995987808

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{55103}}^1$

素因数の和:55151

約数の個数: 240

約数和(自身を含む): 67209246720

約数和(自身を除く): 48213258912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 48, 54, 56, 57, 63, 72, 76, 81, 84, 96, 108, 112, 114, 126, 133, 144, 152, 162, 168, 171, 189, 216, 224, 228, 252, 266, 288, 304, 324, 336, 342, 378, 399, 432, 456, 504, 513, 532, 567, 608, 648, 672, 684, 756, 798, 864, 912, 1008, 1026, 1064, 1134, 1197, 1296, 1368, 1512, 1539, 1596, 1824, 2016, 2052, 2128, 2268, 2394, 2592, 2736, 3024, 3078, 3192, 3591, 4104, 4256, 4536, 4788, 5472, 6048, 6156, 6384, 7182, 8208, 9072, 9576, 10773, 12312, 12768, 14364, 16416, 18144, 19152, 21546, 24624, 28728, 38304, 43092, 49248, 55103, 57456, 86184, 110206, 114912, 165309, 172368, 220412, 330618, 344736, 385721, 440824, 495927, 661236, 771442, 881648, 991854, 1046957, 1157163, 1322472, 1487781, 1542884, 1763296, 1983708, 2093914, 2314326, 2644944, 2975562, 3085768, 3140871, 3471489, 3967416, 4187828, 4463343, 4628652, 5289888, 5951124, 6171536, 6281742, 6942978, 7328699, 7934832, 8375656, 8926686, 9257304, 9422613, 10414467, 11902248, 12343072, 12563484, 13885956, 14657398, 15869664, 16751312, 17853372, 18514608, 18845226, 20828934, 21986097, 23804496, 25126968, 27771912, 28267839, 29314796, 31243401, 33502624, 35706744, 37029216, 37690452, 41657868, 43972194, 47608992, 50253936, 55543824, 56535678, 58629592, 62486802, 65958291, 71413488, 75380904, 83315736, 84803517, 87944388, 100507872, 111087648, 113071356, 117259184, 124973604, 131916582, 142826976, 150761808, 166631472, 169607034, 175888776, 197874873, 226142712, 234518368, 249947208, 263833164, 301523616, 333262944, 339214068, 351777552, 395749746, 452285424, 499894416, 527666328, 593624619, 678428136, 703555104, 791499492, 904570848, 999788832, 1055332656, 1187249238, 1356856272, 1582998984, 2110665312, 2374498476, 2713712544, 3165997968, 4748996952, 6331995936, 9497993904, 18995987808]

約数ペア:

[(1, 18995987808), (2, 9497993904), (3, 6331995936), (4, 4748996952), (6, 3165997968), (7, 2713712544), (8, 2374498476), (9, 2110665312), (12, 1582998984), (14, 1356856272), (16, 1187249238), (18, 1055332656), (19, 999788832), (21, 904570848), (24, 791499492), (27, 703555104), (28, 678428136), (32, 593624619), (36, 527666328), (38, 499894416), (42, 452285424), (48, 395749746), (54, 351777552), (56, 339214068), (57, 333262944), (63, 301523616), (72, 263833164), (76, 249947208), (81, 234518368), (84, 226142712), (96, 197874873), (108, 175888776), (112, 169607034), (114, 166631472), (126, 150761808), (133, 142826976), (144, 131916582), (152, 124973604), (162, 117259184), (168, 113071356), (171, 111087648), (189, 100507872), (216, 87944388), (224, 84803517), (228, 83315736), (252, 75380904), (266, 71413488), (288, 65958291), (304, 62486802), (324, 58629592), (336, 56535678), (342, 55543824), (378, 50253936), (399, 47608992), (432, 43972194), (456, 41657868), (504, 37690452), (513, 37029216), (532, 35706744), (567, 33502624), (608, 31243401), (648, 29314796), (672, 28267839), (684, 27771912), (756, 25126968), (798, 23804496), (864, 21986097), (912, 20828934), (1008, 18845226), (1026, 18514608), (1064, 17853372), (1134, 16751312), (1197, 15869664), (1296, 14657398), (1368, 13885956), (1512, 12563484), (1539, 12343072), (1596, 11902248), (1824, 10414467), (2016, 9422613), (2052, 9257304), (2128, 8926686), (2268, 8375656), (2394, 7934832), (2592, 7328699), (2736, 6942978), (3024, 6281742), (3078, 6171536), (3192, 5951124), (3591, 5289888), (4104, 4628652), (4256, 4463343), (4536, 4187828), (4788, 3967416), (5472, 3471489), (6048, 3140871), (6156, 3085768), (6384, 2975562), (7182, 2644944), (8208, 2314326), (9072, 2093914), (9576, 1983708), (10773, 1763296), (12312, 1542884), (12768, 1487781), (14364, 1322472), (16416, 1157163), (18144, 1046957), (19152, 991854), (21546, 881648), (24624, 771442), (28728, 661236), (38304, 495927), (43092, 440824), (49248, 385721), (55103, 344736), (57456, 330618), (86184, 220412), (110206, 172368), (114912, 165309)]