20174780184

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1\times {\mathrm{3863}}^1$

素因数の和:4785

約数の個数: 128

約数和(自身を含む): 57255206400

約数和(自身を除く): 37080426216

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 881, 988, 1482, 1762, 1976, 2643, 2964, 3524, 3863, 5286, 5928, 7048, 7726, 10572, 11453, 11589, 15452, 16739, 21144, 22906, 23178, 30904, 33478, 34359, 45812, 46356, 50217, 50219, 66956, 68718, 73397, 91624, 92712, 100434, 100438, 133912, 137436, 146794, 150657, 200868, 200876, 217607, 220191, 274872, 293588, 301314, 401736, 401752, 435214, 440382, 587176, 602628, 652821, 870428, 880764, 954161, 1205256, 1305642, 1740856, 1761528, 1908322, 2611284, 2862483, 3403303, 3816644, 5222568, 5724966, 6806606, 7633288, 10209909, 11449932, 13613212, 20419818, 22899864, 27226424, 40839636, 44242939, 64662757, 81679272, 88485878, 129325514, 132728817, 176971756, 193988271, 258651028, 265457634, 353943512, 387976542, 517302056, 530915268, 775953084, 840615841, 1061830536, 1551906168, 1681231682, 2521847523, 3362463364, 5043695046, 6724926728, 10087390092, 20174780184]

約数ペア:

[(1, 20174780184), (2, 10087390092), (3, 6724926728), (4, 5043695046), (6, 3362463364), (8, 2521847523), (12, 1681231682), (13, 1551906168), (19, 1061830536), (24, 840615841), (26, 775953084), (38, 530915268), (39, 517302056), (52, 387976542), (57, 353943512), (76, 265457634), (78, 258651028), (104, 193988271), (114, 176971756), (152, 132728817), (156, 129325514), (228, 88485878), (247, 81679272), (312, 64662757), (456, 44242939), (494, 40839636), (741, 27226424), (881, 22899864), (988, 20419818), (1482, 13613212), (1762, 11449932), (1976, 10209909), (2643, 7633288), (2964, 6806606), (3524, 5724966), (3863, 5222568), (5286, 3816644), (5928, 3403303), (7048, 2862483), (7726, 2611284), (10572, 1908322), (11453, 1761528), (11589, 1740856), (15452, 1305642), (16739, 1205256), (21144, 954161), (22906, 880764), (23178, 870428), (30904, 652821), (33478, 602628), (34359, 587176), (45812, 440382), (46356, 435214), (50217, 401752), (50219, 401736), (66956, 301314), (68718, 293588), (73397, 274872), (91624, 220191), (92712, 217607), (100434, 200876), (100438, 200868), (133912, 150657), (137436, 146794)]