20710131

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31237}}^1$

素因数の和:31270

約数の個数: 16

約数和(自身を含む): 31487904

約数和(自身を除く): 10777773

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 31237, 93711, 406081, 531029, 1218243, 1593087, 6903377, 20710131]

約数ペア:

[(1, 20710131), (3, 6903377), (13, 1593087), (17, 1218243), (39, 531029), (51, 406081), (221, 93711), (663, 31237)]