20120433963

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56359759}}^1$

素因数の和:56359786

約数の個数: 16

約数和(自身を含む): 32463221760

約数和(自身を除く): 12342787797

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56359759, 169079277, 394518313, 958115903, 1183554939, 2874347709, 6706811321, 20120433963]

約数ペア:

[(1, 20120433963), (3, 6706811321), (7, 2874347709), (17, 1183554939), (21, 958115903), (51, 394518313), (119, 169079277), (357, 56359759)]