20173041

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{887}}^1$

素因数の和:938

約数の個数: 36

約数和(自身を含む): 35186112

約数和(自身を除く): 15013071

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 361, 399, 887, 1083, 1197, 2527, 2661, 3249, 6209, 7581, 7983, 16853, 18627, 22743, 50559, 55881, 117971, 151677, 320207, 353913, 960621, 1061739, 2241449, 2881863, 6724347, 20173041]

約数ペア:

[(1, 20173041), (3, 6724347), (7, 2881863), (9, 2241449), (19, 1061739), (21, 960621), (57, 353913), (63, 320207), (133, 151677), (171, 117971), (361, 55881), (399, 50559), (887, 22743), (1083, 18627), (1197, 16853), (2527, 7983), (2661, 7581), (3249, 6209)]