20173285468

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{701}}^1\times {\mathrm{4871}}^1$

素因数の和:5794

約数の個数: 48

約数和(自身を含む): 40603949568

約数和(自身を除く): 20430664100

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 701, 844, 1402, 1477, 2804, 2954, 4871, 4907, 5908, 9742, 9814, 19484, 19628, 34097, 68194, 136388, 147911, 295822, 591644, 1027781, 1035377, 2055562, 2070754, 3414571, 4111124, 4141508, 6829142, 7194467, 13658284, 14388934, 23901997, 28777868, 47803994, 95607988, 720474481, 1440948962, 2881897924, 5043321367, 10086642734, 20173285468]

約数ペア:

[(1, 20173285468), (2, 10086642734), (4, 5043321367), (7, 2881897924), (14, 1440948962), (28, 720474481), (211, 95607988), (422, 47803994), (701, 28777868), (844, 23901997), (1402, 14388934), (1477, 13658284), (2804, 7194467), (2954, 6829142), (4871, 4141508), (4907, 4111124), (5908, 3414571), (9742, 2070754), (9814, 2055562), (19484, 1035377), (19628, 1027781), (34097, 591644), (68194, 295822), (136388, 147911)]