20185791

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{937}}^1$

素因数の和:1150

約数の個数: 16

約数和(自身を含む): 27734784

約数和(自身を除く): 7548993

約数列:

[1, 3, 43, 129, 167, 501, 937, 2811, 7181, 21543, 40291, 120873, 156479, 469437, 6728597, 20185791]

約数ペア:

[(1, 20185791), (3, 6728597), (43, 469437), (129, 156479), (167, 120873), (501, 40291), (937, 21543), (2811, 7181)]