2008209267

素因数分解:

$3^4\times {\mathrm{457}}^1\times {\mathrm{54251}}^1$

素因数の和:54720

約数の個数: 20

約数和(自身を含む): 3006537336

約数和(自身を除く): 998328069

約数列:

[1, 3, 9, 27, 81, 457, 1371, 4113, 12339, 37017, 54251, 162753, 488259, 1464777, 4394331, 24792707, 74378121, 223134363, 669403089, 2008209267]

約数ペア:

[(1, 2008209267), (3, 669403089), (9, 223134363), (27, 74378121), (81, 24792707), (457, 4394331), (1371, 1464777), (4113, 488259), (12339, 162753), (37017, 54251)]