19538442

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 56033280

約数和(自身を除く): 36494838

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 37, 42, 54, 63, 66, 74, 77, 99, 111, 126, 127, 154, 189, 198, 222, 231, 254, 259, 297, 333, 378, 381, 407, 462, 518, 594, 666, 693, 762, 777, 814, 889, 999, 1143, 1221, 1386, 1397, 1554, 1778, 1998, 2079, 2286, 2331, 2442, 2667, 2794, 2849, 3429, 3663, 4158, 4191, 4662, 4699, 5334, 5698, 6858, 6993, 7326, 8001, 8382, 8547, 9398, 9779, 10989, 12573, 13986, 14097, 16002, 17094, 19558, 21978, 24003, 25146, 25641, 28194, 29337, 32893, 37719, 42291, 48006, 51282, 51689, 58674, 65786, 75438, 76923, 84582, 88011, 98679, 103378, 126873, 153846, 155067, 176022, 197358, 253746, 264033, 296037, 310134, 361823, 465201, 528066, 592074, 723646, 888111, 930402, 1085469, 1395603, 1776222, 2170938, 2791206, 3256407, 6512814, 9769221, 19538442]

約数ペア:

[(1, 19538442), (2, 9769221), (3, 6512814), (6, 3256407), (7, 2791206), (9, 2170938), (11, 1776222), (14, 1395603), (18, 1085469), (21, 930402), (22, 888111), (27, 723646), (33, 592074), (37, 528066), (42, 465201), (54, 361823), (63, 310134), (66, 296037), (74, 264033), (77, 253746), (99, 197358), (111, 176022), (126, 155067), (127, 153846), (154, 126873), (189, 103378), (198, 98679), (222, 88011), (231, 84582), (254, 76923), (259, 75438), (297, 65786), (333, 58674), (378, 51689), (381, 51282), (407, 48006), (462, 42291), (518, 37719), (594, 32893), (666, 29337), (693, 28194), (762, 25641), (777, 25146), (814, 24003), (889, 21978), (999, 19558), (1143, 17094), (1221, 16002), (1386, 14097), (1397, 13986), (1554, 12573), (1778, 10989), (1998, 9779), (2079, 9398), (2286, 8547), (2331, 8382), (2442, 8001), (2667, 7326), (2794, 6993), (2849, 6858), (3429, 5698), (3663, 5334), (4158, 4699), (4191, 4662)]