18986184

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:484

約数の個数: 128

約数和(自身を含む): 62496000

約数和(自身を除く): 43509816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 29, 36, 42, 54, 56, 58, 63, 72, 84, 87, 108, 116, 126, 168, 174, 189, 203, 216, 232, 252, 261, 348, 378, 406, 433, 504, 522, 609, 696, 756, 783, 812, 866, 1044, 1218, 1299, 1512, 1566, 1624, 1732, 1827, 2088, 2436, 2598, 3031, 3132, 3464, 3654, 3897, 4872, 5196, 5481, 6062, 6264, 7308, 7794, 9093, 10392, 10962, 11691, 12124, 12557, 14616, 15588, 18186, 21924, 23382, 24248, 25114, 27279, 31176, 36372, 37671, 43848, 46764, 50228, 54558, 72744, 75342, 81837, 87899, 93528, 100456, 109116, 113013, 150684, 163674, 175798, 218232, 226026, 263697, 301368, 327348, 339039, 351596, 452052, 527394, 654696, 678078, 703192, 791091, 904104, 1054788, 1356156, 1582182, 2109576, 2373273, 2712312, 3164364, 4746546, 6328728, 9493092, 18986184]

約数ペア:

[(1, 18986184), (2, 9493092), (3, 6328728), (4, 4746546), (6, 3164364), (7, 2712312), (8, 2373273), (9, 2109576), (12, 1582182), (14, 1356156), (18, 1054788), (21, 904104), (24, 791091), (27, 703192), (28, 678078), (29, 654696), (36, 527394), (42, 452052), (54, 351596), (56, 339039), (58, 327348), (63, 301368), (72, 263697), (84, 226026), (87, 218232), (108, 175798), (116, 163674), (126, 150684), (168, 113013), (174, 109116), (189, 100456), (203, 93528), (216, 87899), (232, 81837), (252, 75342), (261, 72744), (348, 54558), (378, 50228), (406, 46764), (433, 43848), (504, 37671), (522, 36372), (609, 31176), (696, 27279), (756, 25114), (783, 24248), (812, 23382), (866, 21924), (1044, 18186), (1218, 15588), (1299, 14616), (1512, 12557), (1566, 12124), (1624, 11691), (1732, 10962), (1827, 10392), (2088, 9093), (2436, 7794), (2598, 7308), (3031, 6264), (3132, 6062), (3464, 5481), (3654, 5196), (3897, 4872)]