20385144

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:805

約数の個数: 96

約数和(自身を含む): 61588800

約数和(自身を除く): 41203656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 29, 36, 39, 52, 58, 72, 78, 87, 104, 116, 117, 156, 174, 232, 234, 261, 312, 348, 377, 468, 522, 696, 751, 754, 936, 1044, 1131, 1502, 1508, 2088, 2253, 2262, 3004, 3016, 3393, 4506, 4524, 6008, 6759, 6786, 9012, 9048, 9763, 13518, 13572, 18024, 19526, 21779, 27036, 27144, 29289, 39052, 43558, 54072, 58578, 65337, 78104, 87116, 87867, 117156, 130674, 174232, 175734, 196011, 234312, 261348, 283127, 351468, 392022, 522696, 566254, 702936, 784044, 849381, 1132508, 1568088, 1698762, 2265016, 2548143, 3397524, 5096286, 6795048, 10192572, 20385144]

約数ペア:

[(1, 20385144), (2, 10192572), (3, 6795048), (4, 5096286), (6, 3397524), (8, 2548143), (9, 2265016), (12, 1698762), (13, 1568088), (18, 1132508), (24, 849381), (26, 784044), (29, 702936), (36, 566254), (39, 522696), (52, 392022), (58, 351468), (72, 283127), (78, 261348), (87, 234312), (104, 196011), (116, 175734), (117, 174232), (156, 130674), (174, 117156), (232, 87867), (234, 87116), (261, 78104), (312, 65337), (348, 58578), (377, 54072), (468, 43558), (522, 39052), (696, 29289), (751, 27144), (754, 27036), (936, 21779), (1044, 19526), (1131, 18024), (1502, 13572), (1508, 13518), (2088, 9763), (2253, 9048), (2262, 9012), (3004, 6786), (3016, 6759), (3393, 6008), (4506, 4524)]