19871400416

素因数分解:

$2^5\times 7^3\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:606

約数の個数: 192

約数和(自身を含む): 47609856000

約数和(自身を除く): 27738455584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 98, 112, 116, 163, 196, 203, 224, 232, 326, 343, 383, 392, 406, 464, 652, 686, 766, 784, 812, 928, 1141, 1304, 1372, 1421, 1532, 1568, 1624, 2282, 2608, 2681, 2744, 2842, 3064, 3248, 4564, 4727, 5216, 5362, 5488, 5684, 6128, 6496, 7987, 9128, 9454, 9947, 10724, 10976, 11107, 11368, 12256, 15974, 18256, 18767, 18908, 19894, 21448, 22214, 22736, 31948, 33089, 36512, 37534, 37816, 39788, 42896, 44428, 45472, 55909, 62429, 63896, 66178, 75068, 75632, 77749, 79576, 85792, 88856, 111818, 124858, 127792, 131369, 132356, 150136, 151264, 155498, 159152, 177712, 223636, 231623, 249716, 255584, 262738, 264712, 300272, 310996, 318304, 355424, 437003, 447272, 463246, 499432, 525476, 529424, 544243, 600544, 621992, 874006, 894544, 926492, 998864, 1050952, 1058848, 1088486, 1243984, 1621361, 1748012, 1789088, 1810441, 1852984, 1997728, 2101904, 2176972, 2487968, 3059021, 3242722, 3496024, 3620882, 3705968, 3809701, 4203808, 4353944, 6118042, 6485444, 6992048, 7241764, 7411936, 7619402, 8707888, 12236084, 12673087, 12970888, 13984096, 14483528, 15238804, 17415776, 21413147, 24472168, 25346174, 25941776, 28967056, 30477608, 42826294, 48944336, 50692348, 51883552, 57934112, 60955216, 85652588, 88711609, 97888672, 101384696, 121910432, 171305176, 177423218, 202769392, 342610352, 354846436, 405538784, 620981263, 685220704, 709692872, 1241962526, 1419385744, 2483925052, 2838771488, 4967850104, 9935700208, 19871400416]

約数ペア:

[(1, 19871400416), (2, 9935700208), (4, 4967850104), (7, 2838771488), (8, 2483925052), (14, 1419385744), (16, 1241962526), (28, 709692872), (29, 685220704), (32, 620981263), (49, 405538784), (56, 354846436), (58, 342610352), (98, 202769392), (112, 177423218), (116, 171305176), (163, 121910432), (196, 101384696), (203, 97888672), (224, 88711609), (232, 85652588), (326, 60955216), (343, 57934112), (383, 51883552), (392, 50692348), (406, 48944336), (464, 42826294), (652, 30477608), (686, 28967056), (766, 25941776), (784, 25346174), (812, 24472168), (928, 21413147), (1141, 17415776), (1304, 15238804), (1372, 14483528), (1421, 13984096), (1532, 12970888), (1568, 12673087), (1624, 12236084), (2282, 8707888), (2608, 7619402), (2681, 7411936), (2744, 7241764), (2842, 6992048), (3064, 6485444), (3248, 6118042), (4564, 4353944), (4727, 4203808), (5216, 3809701), (5362, 3705968), (5488, 3620882), (5684, 3496024), (6128, 3242722), (6496, 3059021), (7987, 2487968), (9128, 2176972), (9454, 2101904), (9947, 1997728), (10724, 1852984), (10976, 1810441), (11107, 1789088), (11368, 1748012), (12256, 1621361), (15974, 1243984), (18256, 1088486), (18767, 1058848), (18908, 1050952), (19894, 998864), (21448, 926492), (22214, 894544), (22736, 874006), (31948, 621992), (33089, 600544), (36512, 544243), (37534, 529424), (37816, 525476), (39788, 499432), (42896, 463246), (44428, 447272), (45472, 437003), (55909, 355424), (62429, 318304), (63896, 310996), (66178, 300272), (75068, 264712), (75632, 262738), (77749, 255584), (79576, 249716), (85792, 231623), (88856, 223636), (111818, 177712), (124858, 159152), (127792, 155498), (131369, 151264), (132356, 150136)]