81837401.000000000

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{388117}}^1$

素因数の和:388144

約数の個数: 24

約数和(自身を含む): 302732040

約数和(自身を除く): 169996026

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 388117, 776234, 1164351, 2328702, 3493053, 6986106, 7374223, 14748446, 22122669, 44245338, 66368007, 132736014]

約数ペア:

[(1, 132736014), (2, 66368007), (3, 44245338), (6, 22122669), (9, 14748446), (18, 7374223), (19, 6986106), (38, 3493053), (57, 2328702), (114, 1164351), (171, 776234), (342, 388117)]