20931768

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 70761600

約数和(自身を除く): 49829832

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 19, 22, 24, 26, 33, 36, 38, 39, 44, 52, 57, 66, 72, 76, 78, 88, 99, 104, 107, 114, 117, 132, 143, 152, 156, 171, 198, 209, 214, 228, 234, 247, 264, 286, 312, 321, 342, 396, 418, 428, 429, 456, 468, 494, 572, 627, 642, 684, 741, 792, 836, 856, 858, 936, 963, 988, 1144, 1177, 1254, 1284, 1287, 1368, 1391, 1482, 1672, 1716, 1881, 1926, 1976, 2033, 2223, 2354, 2508, 2568, 2574, 2717, 2782, 2964, 3432, 3531, 3762, 3852, 4066, 4173, 4446, 4708, 5016, 5148, 5434, 5564, 5928, 6099, 7062, 7524, 7704, 8132, 8151, 8346, 8892, 9416, 10296, 10593, 10868, 11128, 12198, 12519, 14124, 15048, 15301, 16264, 16302, 16692, 17784, 18297, 21186, 21736, 22363, 24396, 24453, 25038, 26429, 28248, 30602, 32604, 33384, 36594, 42372, 44726, 45903, 48792, 48906, 50076, 52858, 61204, 65208, 67089, 73188, 79287, 84744, 89452, 91806, 97812, 100152, 105716, 122408, 134178, 137709, 146376, 158574, 178904, 183612, 195624, 201267, 211432, 237861, 268356, 275418, 290719, 317148, 367224, 402534, 475722, 536712, 550836, 581438, 634296, 805068, 872157, 951444, 1101672, 1162876, 1610136, 1744314, 1902888, 2325752, 2616471, 3488628, 5232942, 6977256, 10465884, 20931768]

約数ペア:

[(1, 20931768), (2, 10465884), (3, 6977256), (4, 5232942), (6, 3488628), (8, 2616471), (9, 2325752), (11, 1902888), (12, 1744314), (13, 1610136), (18, 1162876), (19, 1101672), (22, 951444), (24, 872157), (26, 805068), (33, 634296), (36, 581438), (38, 550836), (39, 536712), (44, 475722), (52, 402534), (57, 367224), (66, 317148), (72, 290719), (76, 275418), (78, 268356), (88, 237861), (99, 211432), (104, 201267), (107, 195624), (114, 183612), (117, 178904), (132, 158574), (143, 146376), (152, 137709), (156, 134178), (171, 122408), (198, 105716), (209, 100152), (214, 97812), (228, 91806), (234, 89452), (247, 84744), (264, 79287), (286, 73188), (312, 67089), (321, 65208), (342, 61204), (396, 52858), (418, 50076), (428, 48906), (429, 48792), (456, 45903), (468, 44726), (494, 42372), (572, 36594), (627, 33384), (642, 32604), (684, 30602), (741, 28248), (792, 26429), (836, 25038), (856, 24453), (858, 24396), (936, 22363), (963, 21736), (988, 21186), (1144, 18297), (1177, 17784), (1254, 16692), (1284, 16302), (1287, 16264), (1368, 15301), (1391, 15048), (1482, 14124), (1672, 12519), (1716, 12198), (1881, 11128), (1926, 10868), (1976, 10593), (2033, 10296), (2223, 9416), (2354, 8892), (2508, 8346), (2568, 8151), (2574, 8132), (2717, 7704), (2782, 7524), (2964, 7062), (3432, 6099), (3531, 5928), (3762, 5564), (3852, 5434), (4066, 5148), (4173, 5016), (4446, 4708)]