20287059

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{911}}^1$

素因数の和:1498

約数の個数: 16

約数和(自身を含む): 29213184

約数和(自身を除く): 8926125

約数列:

[1, 3, 13, 39, 571, 911, 1713, 2733, 7423, 11843, 22269, 35529, 520181, 1560543, 6762353, 20287059]

約数ペア:

[(1, 20287059), (3, 6762353), (13, 1560543), (39, 520181), (571, 35529), (911, 22269), (1713, 11843), (2733, 7423)]