20081271

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50329}}^1$

素因数の和:50358

約数の個数: 16

約数和(自身を含む): 32211200

約数和(自身を除く): 12129929

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50329, 150987, 352303, 956251, 1056909, 2868753, 6693757, 20081271]

約数ペア:

[(1, 20081271), (3, 6693757), (7, 2868753), (19, 1056909), (21, 956251), (57, 352303), (133, 150987), (399, 50329)]