19897416

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:164

約数の個数: 192

約数和(自身を含む): 69713280

約数和(自身を除く): 49815864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 37, 42, 44, 56, 63, 66, 72, 74, 77, 84, 88, 97, 99, 111, 126, 132, 148, 154, 168, 194, 198, 222, 231, 252, 259, 264, 291, 296, 308, 333, 388, 396, 407, 444, 462, 504, 518, 582, 616, 666, 679, 693, 776, 777, 792, 814, 873, 888, 924, 1036, 1067, 1164, 1221, 1332, 1358, 1386, 1554, 1628, 1746, 1848, 2037, 2072, 2134, 2328, 2331, 2442, 2664, 2716, 2772, 2849, 3108, 3201, 3256, 3492, 3589, 3663, 4074, 4268, 4662, 4884, 5432, 5544, 5698, 6111, 6216, 6402, 6984, 7178, 7326, 7469, 8148, 8536, 8547, 9324, 9603, 9768, 10767, 11396, 12222, 12804, 14356, 14652, 14938, 16296, 17094, 18648, 19206, 21534, 22407, 22792, 24444, 25123, 25608, 25641, 28712, 29304, 29876, 32301, 34188, 38412, 39479, 43068, 44814, 48888, 50246, 51282, 59752, 64602, 67221, 68376, 75369, 76824, 78958, 86136, 89628, 100492, 102564, 118437, 129204, 134442, 150738, 157916, 179256, 200984, 205128, 226107, 236874, 258408, 268884, 276353, 301476, 315832, 355311, 452214, 473748, 537768, 552706, 602952, 710622, 829059, 904428, 947496, 1105412, 1421244, 1658118, 1808856, 2210824, 2487177, 2842488, 3316236, 4974354, 6632472, 9948708, 19897416]

約数ペア:

[(1, 19897416), (2, 9948708), (3, 6632472), (4, 4974354), (6, 3316236), (7, 2842488), (8, 2487177), (9, 2210824), (11, 1808856), (12, 1658118), (14, 1421244), (18, 1105412), (21, 947496), (22, 904428), (24, 829059), (28, 710622), (33, 602952), (36, 552706), (37, 537768), (42, 473748), (44, 452214), (56, 355311), (63, 315832), (66, 301476), (72, 276353), (74, 268884), (77, 258408), (84, 236874), (88, 226107), (97, 205128), (99, 200984), (111, 179256), (126, 157916), (132, 150738), (148, 134442), (154, 129204), (168, 118437), (194, 102564), (198, 100492), (222, 89628), (231, 86136), (252, 78958), (259, 76824), (264, 75369), (291, 68376), (296, 67221), (308, 64602), (333, 59752), (388, 51282), (396, 50246), (407, 48888), (444, 44814), (462, 43068), (504, 39479), (518, 38412), (582, 34188), (616, 32301), (666, 29876), (679, 29304), (693, 28712), (776, 25641), (777, 25608), (792, 25123), (814, 24444), (873, 22792), (888, 22407), (924, 21534), (1036, 19206), (1067, 18648), (1164, 17094), (1221, 16296), (1332, 14938), (1358, 14652), (1386, 14356), (1554, 12804), (1628, 12222), (1746, 11396), (1848, 10767), (2037, 9768), (2072, 9603), (2134, 9324), (2328, 8547), (2331, 8536), (2442, 8148), (2664, 7469), (2716, 7326), (2772, 7178), (2849, 6984), (3108, 6402), (3201, 6216), (3256, 6111), (3492, 5698), (3589, 5544), (3663, 5432), (4074, 4884), (4268, 4662)]