20735561609

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1\times {\mathrm{75619}}^1$

素因数の和:76580

約数の個数: 16

約数和(自身を含む): 24275834880

約数和(自身を除く): 3540273271

約数列:

[1, 7, 43, 301, 911, 6377, 39173, 75619, 274211, 529333, 3251617, 22761319, 68888909, 482222363, 2962223087, 20735561609]

約数ペア:

[(1, 20735561609), (7, 2962223087), (43, 482222363), (301, 68888909), (911, 22761319), (6377, 3251617), (39173, 529333), (75619, 274211)]