20658374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5981}}^1$

素因数の和:6151

約数の個数: 16

約数和(自身を含む): 34025616

約数和(自身を除く): 13367242

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 5981, 11962, 65791, 131582, 939017, 1878034, 10329187, 20658374]

約数ペア:

[(1, 20658374), (2, 10329187), (11, 1878034), (22, 939017), (157, 131582), (314, 65791), (1727, 11962), (3454, 5981)]