20157326

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2897}}^1$

素因数の和:2984

約数の個数: 24

約数和(自身を含む): 35680176

約数和(自身を除く): 15522850

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 2897, 3479, 5794, 6958, 20279, 40558, 141953, 205687, 283906, 411374, 1439809, 2879618, 10078663, 20157326]

約数ペア:

[(1, 20157326), (2, 10078663), (7, 2879618), (14, 1439809), (49, 411374), (71, 283906), (98, 205687), (142, 141953), (497, 40558), (994, 20279), (2897, 6958), (3479, 5794)]