20895126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{997}}^1$

素因数の和:1508

約数の個数: 32

約数和(自身を含む): 47904000

約数和(自身を除く): 27008874

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 499, 997, 998, 1497, 1994, 2991, 2994, 3493, 5982, 6979, 6986, 10479, 13958, 20937, 20958, 41874, 497503, 995006, 1492509, 2985018, 3482521, 6965042, 10447563, 20895126]

約数ペア:

[(1, 20895126), (2, 10447563), (3, 6965042), (6, 3482521), (7, 2985018), (14, 1492509), (21, 995006), (42, 497503), (499, 41874), (997, 20958), (998, 20937), (1497, 13958), (1994, 10479), (2991, 6986), (2994, 6979), (3493, 5982)]