209198398

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1\times {\mathrm{2557}}^1$

素因数の和:4731

約数の個数: 16

約数和(自身を含む): 330595920

約数和(自身を除く): 121397522

約数列:

[1, 2, 19, 38, 2153, 2557, 4306, 5114, 40907, 48583, 81814, 97166, 5505221, 11010442, 104599199, 209198398]

約数ペア:

[(1, 209198398), (2, 104599199), (19, 11010442), (38, 5505221), (2153, 97166), (2557, 81814), (4306, 48583), (5114, 40907)]