20804940117

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{177820001}}^1$

素因数の和:177820020

約数の個数: 12

約数和(自身を含む): 32363240364

約数和(自身を除く): 11558300247

約数列:

[1, 3, 9, 13, 39, 117, 177820001, 533460003, 1600380009, 2311660013, 6934980039, 20804940117]

約数ペア:

[(1, 20804940117), (3, 6934980039), (9, 2311660013), (13, 1600380009), (39, 533460003), (117, 177820001)]