20131695184

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{1262017}}^1$

素因数の和:1263022

約数の個数: 20

約数和(自身を含む): 39044312884

約数和(自身を除く): 18912617700

約数列:

[1, 2, 4, 8, 16, 997, 1994, 3988, 7976, 15952, 1262017, 2524034, 5048068, 10096136, 20192272, 1258230949, 2516461898, 5032923796, 10065847592, 20131695184]

約数ペア:

[(1, 20131695184), (2, 10065847592), (4, 5032923796), (8, 2516461898), (16, 1258230949), (997, 20192272), (1994, 10096136), (3988, 5048068), (7976, 2524034), (15952, 1262017)]