18091128

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 54432000

約数和(自身を除く): 36340872

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 29, 33, 34, 44, 51, 58, 66, 68, 87, 88, 102, 116, 132, 136, 139, 174, 187, 204, 232, 264, 278, 319, 348, 374, 408, 417, 493, 556, 561, 638, 696, 748, 834, 957, 986, 1112, 1122, 1276, 1479, 1496, 1529, 1668, 1914, 1972, 2244, 2363, 2552, 2958, 3058, 3336, 3828, 3944, 4031, 4488, 4587, 4726, 5423, 5916, 6116, 7089, 7656, 8062, 9174, 9452, 10846, 11832, 12093, 12232, 14178, 16124, 16269, 18348, 18904, 21692, 24186, 25993, 28356, 32248, 32538, 36696, 43384, 44341, 48372, 51986, 56712, 65076, 68527, 77979, 88682, 96744, 103972, 130152, 133023, 137054, 155958, 177364, 205581, 207944, 266046, 274108, 311916, 354728, 411162, 532092, 548216, 623832, 753797, 822324, 1064184, 1507594, 1644648, 2261391, 3015188, 4522782, 6030376, 9045564, 18091128]

約数ペア:

[(1, 18091128), (2, 9045564), (3, 6030376), (4, 4522782), (6, 3015188), (8, 2261391), (11, 1644648), (12, 1507594), (17, 1064184), (22, 822324), (24, 753797), (29, 623832), (33, 548216), (34, 532092), (44, 411162), (51, 354728), (58, 311916), (66, 274108), (68, 266046), (87, 207944), (88, 205581), (102, 177364), (116, 155958), (132, 137054), (136, 133023), (139, 130152), (174, 103972), (187, 96744), (204, 88682), (232, 77979), (264, 68527), (278, 65076), (319, 56712), (348, 51986), (374, 48372), (408, 44341), (417, 43384), (493, 36696), (556, 32538), (561, 32248), (638, 28356), (696, 25993), (748, 24186), (834, 21692), (957, 18904), (986, 18348), (1112, 16269), (1122, 16124), (1276, 14178), (1479, 12232), (1496, 12093), (1529, 11832), (1668, 10846), (1914, 9452), (1972, 9174), (2244, 8062), (2363, 7656), (2552, 7089), (2958, 6116), (3058, 5916), (3336, 5423), (3828, 4726), (3944, 4587), (4031, 4488)]