20284381

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2003}}^1$

素因数の和:2076

約数の個数: 16

約数和(自身を含む): 23567040

約数和(自身を除く): 3282659

約数列:

[1, 13, 19, 41, 247, 533, 779, 2003, 10127, 26039, 38057, 82123, 494741, 1067599, 1560337, 20284381]

約数ペア:

[(1, 20284381), (13, 1560337), (19, 1067599), (41, 494741), (247, 82123), (533, 38057), (779, 26039), (2003, 10127)]