18919323808

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 384

約数和(自身を含む): 51000606720

約数和(自身を除く): 32081282912

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 31, 32, 44, 46, 56, 62, 77, 88, 89, 92, 112, 121, 124, 154, 161, 176, 178, 184, 217, 224, 242, 248, 253, 308, 322, 341, 352, 356, 368, 434, 484, 496, 506, 616, 623, 644, 682, 712, 713, 736, 847, 868, 968, 979, 992, 1012, 1232, 1246, 1288, 1331, 1364, 1424, 1426, 1694, 1736, 1771, 1936, 1958, 2024, 2047, 2387, 2464, 2492, 2576, 2662, 2728, 2759, 2783, 2848, 2852, 3388, 3472, 3542, 3751, 3872, 3916, 4048, 4094, 4774, 4984, 4991, 5152, 5324, 5456, 5518, 5566, 5704, 6776, 6853, 6944, 7084, 7502, 7832, 7843, 8096, 8188, 9317, 9548, 9968, 9982, 10648, 10769, 10912, 11036, 11132, 11408, 13552, 13706, 14168, 14329, 15004, 15664, 15686, 16376, 18634, 19096, 19313, 19481, 19936, 19964, 21296, 21538, 22072, 22264, 22517, 22816, 26257, 27104, 27412, 28336, 28658, 30008, 30349, 30613, 31328, 31372, 32752, 37268, 38192, 38626, 38962, 39928, 41261, 42592, 43076, 44144, 44528, 45034, 52514, 54824, 54901, 56672, 57316, 60016, 60698, 61226, 62744, 63457, 65504, 74536, 75383, 76384, 77252, 77924, 79856, 82522, 86152, 86273, 88288, 89056, 90068, 105028, 109648, 109802, 114632, 118459, 120032, 121396, 122452, 125488, 126914, 149072, 150766, 154504, 155848, 157619, 159712, 165044, 172304, 172546, 180136, 210056, 212443, 214291, 219296, 219604, 229264, 236918, 242792, 244904, 247687, 250976, 253828, 288827, 298144, 301532, 309008, 311696, 315238, 330088, 333839, 344608, 345092, 360272, 420112, 424886, 428582, 439208, 444199, 458528, 473836, 485584, 489808, 495374, 507656, 577654, 603064, 603911, 618016, 623392, 630476, 660176, 667678, 690184, 698027, 720544, 829213, 840224, 849772, 857164, 878416, 888398, 947672, 949003, 971168, 979616, 990748, 1015312, 1155308, 1206128, 1207822, 1260952, 1320352, 1335356, 1380368, 1396054, 1658426, 1699544, 1714328, 1733809, 1756832, 1776796, 1895344, 1898006, 1981496, 2030624, 2310616, 2336873, 2412256, 2415644, 2521904, 2670712, 2724557, 2760736, 2792108, 3316852, 3399088, 3428656, 3467618, 3553592, 3672229, 3790688, 3796012, 3962992, 4621232, 4673746, 4831288, 4886189, 5043808, 5341424, 5449114, 5584216, 6633704, 6643021, 6798176, 6857312, 6935236, 7107184, 7344458, 7592024, 7678297, 7925984, 9242464, 9347492, 9662576, 9772378, 10682848, 10898228, 11168432, 13267408, 13286042, 13870472, 14214368, 14688916, 15184048, 15356594, 18694984, 19071899, 19325152, 19544756, 21796456, 22336864, 25705603, 26534816, 26572084, 27740944, 29377832, 30368096, 30713188, 37389968, 38143798, 39089512, 43592912, 51411206, 53144168, 53748079, 55481888, 58755664, 61426376, 74779936, 76287596, 78179024, 84461267, 87185824, 102822412, 106288336, 107496158, 117511328, 122852752, 152575192, 156358048, 168922534, 205644824, 212576672, 214992316, 245705504, 305150384, 337845068, 411289648, 429984632, 591228869, 610300768, 675690136, 822579296, 859969264, 1182457738, 1351380272, 1719938528, 2364915476, 2702760544, 4729830952, 9459661904, 18919323808]

約数ペア:

[(1, 18919323808), (2, 9459661904), (4, 4729830952), (7, 2702760544), (8, 2364915476), (11, 1719938528), (14, 1351380272), (16, 1182457738), (22, 859969264), (23, 822579296), (28, 675690136), (31, 610300768), (32, 591228869), (44, 429984632), (46, 411289648), (56, 337845068), (62, 305150384), (77, 245705504), (88, 214992316), (89, 212576672), (92, 205644824), (112, 168922534), (121, 156358048), (124, 152575192), (154, 122852752), (161, 117511328), (176, 107496158), (178, 106288336), (184, 102822412), (217, 87185824), (224, 84461267), (242, 78179024), (248, 76287596), (253, 74779936), (308, 61426376), (322, 58755664), (341, 55481888), (352, 53748079), (356, 53144168), (368, 51411206), (434, 43592912), (484, 39089512), (496, 38143798), (506, 37389968), (616, 30713188), (623, 30368096), (644, 29377832), (682, 27740944), (712, 26572084), (713, 26534816), (736, 25705603), (847, 22336864), (868, 21796456), (968, 19544756), (979, 19325152), (992, 19071899), (1012, 18694984), (1232, 15356594), (1246, 15184048), (1288, 14688916), (1331, 14214368), (1364, 13870472), (1424, 13286042), (1426, 13267408), (1694, 11168432), (1736, 10898228), (1771, 10682848), (1936, 9772378), (1958, 9662576), (2024, 9347492), (2047, 9242464), (2387, 7925984), (2464, 7678297), (2492, 7592024), (2576, 7344458), (2662, 7107184), (2728, 6935236), (2759, 6857312), (2783, 6798176), (2848, 6643021), (2852, 6633704), (3388, 5584216), (3472, 5449114), (3542, 5341424), (3751, 5043808), (3872, 4886189), (3916, 4831288), (4048, 4673746), (4094, 4621232), (4774, 3962992), (4984, 3796012), (4991, 3790688), (5152, 3672229), (5324, 3553592), (5456, 3467618), (5518, 3428656), (5566, 3399088), (5704, 3316852), (6776, 2792108), (6853, 2760736), (6944, 2724557), (7084, 2670712), (7502, 2521904), (7832, 2415644), (7843, 2412256), (8096, 2336873), (8188, 2310616), (9317, 2030624), (9548, 1981496), (9968, 1898006), (9982, 1895344), (10648, 1776796), (10769, 1756832), (10912, 1733809), (11036, 1714328), (11132, 1699544), (11408, 1658426), (13552, 1396054), (13706, 1380368), (14168, 1335356), (14329, 1320352), (15004, 1260952), (15664, 1207822), (15686, 1206128), (16376, 1155308), (18634, 1015312), (19096, 990748), (19313, 979616), (19481, 971168), (19936, 949003), (19964, 947672), (21296, 888398), (21538, 878416), (22072, 857164), (22264, 849772), (22517, 840224), (22816, 829213), (26257, 720544), (27104, 698027), (27412, 690184), (28336, 667678), (28658, 660176), (30008, 630476), (30349, 623392), (30613, 618016), (31328, 603911), (31372, 603064), (32752, 577654), (37268, 507656), (38192, 495374), (38626, 489808), (38962, 485584), (39928, 473836), (41261, 458528), (42592, 444199), (43076, 439208), (44144, 428582), (44528, 424886), (45034, 420112), (52514, 360272), (54824, 345092), (54901, 344608), (56672, 333839), (57316, 330088), (60016, 315238), (60698, 311696), (61226, 309008), (62744, 301532), (63457, 298144), (65504, 288827), (74536, 253828), (75383, 250976), (76384, 247687), (77252, 244904), (77924, 242792), (79856, 236918), (82522, 229264), (86152, 219604), (86273, 219296), (88288, 214291), (89056, 212443), (90068, 210056), (105028, 180136), (109648, 172546), (109802, 172304), (114632, 165044), (118459, 159712), (120032, 157619), (121396, 155848), (122452, 154504), (125488, 150766), (126914, 149072)]