197841292

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{408763}}^1$

素因数の和:408789

約数の個数: 18

約数和(自身を含む): 380559284

約数和(自身を除く): 182717992

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 408763, 817526, 1635052, 4496393, 8992786, 17985572, 49460323, 98920646, 197841292]

約数ペア:

[(1, 197841292), (2, 98920646), (4, 49460323), (11, 17985572), (22, 8992786), (44, 4496393), (121, 1635052), (242, 817526), (484, 408763)]