2109641768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{20285017}}^1$

素因数の和:20285036

約数の個数: 16

約数和(自身を含む): 4259853780

約数和(自身を除く): 2150212012

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 20285017, 40570034, 81140068, 162280136, 263705221, 527410442, 1054820884, 2109641768]

約数ペア:

[(1, 2109641768), (2, 1054820884), (4, 527410442), (8, 263705221), (13, 162280136), (26, 81140068), (52, 40570034), (104, 20285017)]