209071858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{61819}}^1$

素因数の和:61929

約数の個数: 16

約数和(自身を含む): 333828000

約数和(自身を除く): 124756142

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 61819, 123638, 1174561, 2349122, 5501891, 11003782, 104535929, 209071858]

約数ペア:

[(1, 209071858), (2, 104535929), (19, 11003782), (38, 5501891), (89, 2349122), (178, 1174561), (1691, 123638), (3382, 61819)]