20149831576

素因数分解:

$2^3\times 7^1\times {\mathrm{499}}^1\times {\mathrm{721079}}^1$

素因数の和:721591

約数の個数: 32

約数和(自身を含む): 43264800000

約数和(自身を除く): 23114968424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 499, 998, 1996, 3493, 3992, 6986, 13972, 27944, 721079, 1442158, 2884316, 5047553, 5768632, 10095106, 20190212, 40380424, 359818421, 719636842, 1439273684, 2518728947, 2878547368, 5037457894, 10074915788, 20149831576]

約数ペア:

[(1, 20149831576), (2, 10074915788), (4, 5037457894), (7, 2878547368), (8, 2518728947), (14, 1439273684), (28, 719636842), (56, 359818421), (499, 40380424), (998, 20190212), (1996, 10095106), (3493, 5768632), (3992, 5047553), (6986, 2884316), (13972, 1442158), (27944, 721079)]