20568483

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{13523}}^1$

素因数の和:13555

約数の個数: 18

約数和(自身を含む): 32173596

約数和(自身を除く): 11605113

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 13523, 40569, 121707, 175799, 527397, 1582191, 2285387, 6856161, 20568483]

約数ペア:

[(1, 20568483), (3, 6856161), (9, 2285387), (13, 1582191), (39, 527397), (117, 175799), (169, 121707), (507, 40569), (1521, 13523)]