18948985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{18133}}^1$

素因数の和:18168

約数の個数: 16

約数和(自身を含む): 26112960

約数和(自身を除く): 7163975

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 18133, 90665, 199463, 344527, 997315, 1722635, 3789797, 18948985]

約数ペア:

[(1, 18948985), (5, 3789797), (11, 1722635), (19, 997315), (55, 344527), (95, 199463), (209, 90665), (1045, 18133)]