20737492728

素因数分解:

$2^3\times 3^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1\times {\mathrm{8161}}^1$

素因数の和:8852

約数の個数: 64

約数和(自身を含む): 52184563200

約数和(自身を除く): 31447070472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 239, 443, 478, 717, 886, 956, 1329, 1434, 1772, 1912, 2658, 2868, 3544, 5316, 5736, 8161, 10632, 16322, 24483, 32644, 48966, 65288, 97932, 105877, 195864, 211754, 317631, 423508, 635262, 847016, 1270524, 1950479, 2541048, 3615323, 3900958, 5851437, 7230646, 7801916, 10845969, 11702874, 14461292, 15603832, 21691938, 23405748, 28922584, 43383876, 46811496, 86767752, 864062197, 1728124394, 2592186591, 3456248788, 5184373182, 6912497576, 10368746364, 20737492728]

約数ペア:

[(1, 20737492728), (2, 10368746364), (3, 6912497576), (4, 5184373182), (6, 3456248788), (8, 2592186591), (12, 1728124394), (24, 864062197), (239, 86767752), (443, 46811496), (478, 43383876), (717, 28922584), (886, 23405748), (956, 21691938), (1329, 15603832), (1434, 14461292), (1772, 11702874), (1912, 10845969), (2658, 7801916), (2868, 7230646), (3544, 5851437), (5316, 3900958), (5736, 3615323), (8161, 2541048), (10632, 1950479), (16322, 1270524), (24483, 847016), (32644, 635262), (48966, 423508), (65288, 317631), (97932, 211754), (105877, 195864)]