18394805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1979}}^1$

素因数の和:2021

約数の個数: 24

約数和(自身を含む): 26088480

約数和(自身を除く): 7693675

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 715, 845, 1859, 1979, 9295, 9895, 21769, 25727, 108845, 128635, 282997, 334451, 1414985, 1672255, 3678961, 18394805]

約数ペア:

[(1, 18394805), (5, 3678961), (11, 1672255), (13, 1414985), (55, 334451), (65, 282997), (143, 128635), (169, 108845), (715, 25727), (845, 21769), (1859, 9895), (1979, 9295)]