20215568937

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{599}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 29262643200

約数和(自身を除く): 9047074263

約数列:

[1, 3, 31, 41, 53, 93, 123, 159, 167, 501, 599, 1271, 1643, 1797, 2173, 3813, 4929, 5177, 6519, 6847, 8851, 15531, 18569, 20541, 24559, 26553, 31747, 55707, 67363, 73677, 95241, 100033, 202089, 212257, 274381, 300099, 362891, 636771, 761329, 823143, 984157, 1088673, 1301627, 2283987, 2952471, 3101023, 3904881, 4101353, 5301749, 9303069, 11249621, 12304059, 15905247, 33748863, 40350437, 121051311, 127141943, 164354219, 217371709, 381425829, 493062657, 652115127, 6738522979, 20215568937]

約数ペア:

[(1, 20215568937), (3, 6738522979), (31, 652115127), (41, 493062657), (53, 381425829), (93, 217371709), (123, 164354219), (159, 127141943), (167, 121051311), (501, 40350437), (599, 33748863), (1271, 15905247), (1643, 12304059), (1797, 11249621), (2173, 9303069), (3813, 5301749), (4929, 4101353), (5177, 3904881), (6519, 3101023), (6847, 2952471), (8851, 2283987), (15531, 1301627), (18569, 1088673), (20541, 984157), (24559, 823143), (26553, 761329), (31747, 636771), (55707, 362891), (67363, 300099), (73677, 274381), (95241, 212257), (100033, 202089)]