20217504933

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{39410341}}^1$

素因数の和:39410369

約数の個数: 16

約数和(自身を含む): 31528273600

約数和(自身を除く): 11310768667

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 39410341, 118231023, 354693069, 748796479, 1064079207, 2246389437, 6739168311, 20217504933]

約数ペア:

[(1, 20217504933), (3, 6739168311), (9, 2246389437), (19, 1064079207), (27, 748796479), (57, 354693069), (171, 118231023), (513, 39410341)]