20808522238

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20934127}}^1$

素因数の和:20934207

約数の個数: 16

約数和(自身を含む): 36174173184

約数和(自身を除く): 15365650946

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 20934127, 41868254, 146538889, 293077778, 1486323017, 2972646034, 10404261119, 20808522238]

約数ペア:

[(1, 20808522238), (2, 10404261119), (7, 2972646034), (14, 1486323017), (71, 293077778), (142, 146538889), (497, 41868254), (994, 20934127)]