201997778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{52631}}^1$

素因数の和:52753

約数の個数: 16

約数和(自身を含む): 322107840

約数和(自身を除く): 120110062

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 52631, 105262, 999989, 1999978, 5315731, 10631462, 100998889, 201997778]

約数ペア:

[(1, 201997778), (2, 100998889), (19, 10631462), (38, 5315731), (101, 1999978), (202, 999989), (1919, 105262), (3838, 52631)]