20804730065

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20497271}}^1$

素因数の和:20497312

約数の個数: 16

約数和(自身を含む): 29516071680

約数和(自身を除く): 8711341615

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 20497271, 102486355, 143480897, 594420859, 717404485, 2972104295, 4160946013, 20804730065]

約数ペア:

[(1, 20804730065), (5, 4160946013), (7, 2972104295), (29, 717404485), (35, 594420859), (145, 143480897), (203, 102486355), (1015, 20497271)]