20512952421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{26237}}^1\times {\mathrm{20047}}^1$

素因数の和:46300

約数の個数: 16

約数和(自身を含む): 29457087744

約数和(自身を除く): 8944135323

約数列:

[1, 3, 13, 39, 20047, 26237, 60141, 78711, 260611, 341081, 781833, 1023243, 525973139, 1577919417, 6837650807, 20512952421]

約数ペア:

[(1, 20512952421), (3, 6837650807), (13, 1577919417), (39, 525973139), (20047, 1023243), (26237, 781833), (60141, 341081), (78711, 260611)]