17981856

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{2153}}^1$

素因数の和:2198

約数の個数: 72

約数和(自身を含む): 52923780

約数和(自身を除く): 34941924

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2153, 2784, 4176, 4306, 6459, 8352, 8612, 12918, 17224, 19377, 25836, 34448, 38754, 51672, 62437, 68896, 77508, 103344, 124874, 155016, 187311, 206688, 249748, 310032, 374622, 499496, 561933, 620064, 749244, 998992, 1123866, 1498488, 1997984, 2247732, 2996976, 4495464, 5993952, 8990928, 17981856]

約数ペア:

[(1, 17981856), (2, 8990928), (3, 5993952), (4, 4495464), (6, 2996976), (8, 2247732), (9, 1997984), (12, 1498488), (16, 1123866), (18, 998992), (24, 749244), (29, 620064), (32, 561933), (36, 499496), (48, 374622), (58, 310032), (72, 249748), (87, 206688), (96, 187311), (116, 155016), (144, 124874), (174, 103344), (232, 77508), (261, 68896), (288, 62437), (348, 51672), (464, 38754), (522, 34448), (696, 25836), (928, 19377), (1044, 17224), (1392, 12918), (2088, 8612), (2153, 8352), (2784, 6459), (4176, 4306)]