20003787

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{4139}}^1$

素因数の和:4327

約数の個数: 16

約数和(自身を含む): 29808000

約数和(自身を除く): 9804213

約数列:

[1, 3, 9, 27, 179, 537, 1611, 4139, 4833, 12417, 37251, 111753, 740881, 2222643, 6667929, 20003787]

約数ペア:

[(1, 20003787), (3, 6667929), (9, 2222643), (27, 740881), (179, 111753), (537, 37251), (1611, 12417), (4139, 4833)]