20982291

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{2801}}^1$

素因数の和:3042

約数の個数: 16

約数和(自身を含む): 30665088

約数和(自身を除く): 9682797

約数列:

[1, 3, 11, 33, 227, 681, 2497, 2801, 7491, 8403, 30811, 92433, 635827, 1907481, 6994097, 20982291]

約数ペア:

[(1, 20982291), (3, 6994097), (11, 1907481), (33, 635827), (227, 92433), (681, 30811), (2497, 8403), (2801, 7491)]