20163860073

素因数分解:

$3^2\times 7^1\times {\mathrm{320061271}}^1$

素因数の和:320061284

約数の個数: 12

約数和(自身を含む): 33286372288

約数和(自身を除く): 13122512215

約数列:

[1, 3, 7, 9, 21, 63, 320061271, 960183813, 2240428897, 2880551439, 6721286691, 20163860073]

約数ペア:

[(1, 20163860073), (3, 6721286691), (7, 2880551439), (9, 2240428897), (21, 960183813), (63, 320061271)]