18429732

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 48921600

約数和(自身を除く): 30491868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 127, 139, 174, 254, 261, 278, 348, 381, 417, 508, 522, 556, 762, 834, 1044, 1143, 1251, 1524, 1668, 2286, 2502, 3683, 4031, 4572, 5004, 7366, 8062, 11049, 12093, 14732, 16124, 17653, 22098, 24186, 33147, 35306, 36279, 44196, 48372, 52959, 66294, 70612, 72558, 105918, 132588, 145116, 158877, 211836, 317754, 511937, 635508, 1023874, 1535811, 2047748, 3071622, 4607433, 6143244, 9214866, 18429732]

約数ペア:

[(1, 18429732), (2, 9214866), (3, 6143244), (4, 4607433), (6, 3071622), (9, 2047748), (12, 1535811), (18, 1023874), (29, 635508), (36, 511937), (58, 317754), (87, 211836), (116, 158877), (127, 145116), (139, 132588), (174, 105918), (254, 72558), (261, 70612), (278, 66294), (348, 52959), (381, 48372), (417, 44196), (508, 36279), (522, 35306), (556, 33147), (762, 24186), (834, 22098), (1044, 17653), (1143, 16124), (1251, 14732), (1524, 12093), (1668, 11049), (2286, 8062), (2502, 7366), (3683, 5004), (4031, 4572)]