20105745748

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41540797}}^1$

素因数の和:41540823

約数の個数: 18

約数和(自身を含む): 38674482938

約数和(自身を除く): 18568737190

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41540797, 83081594, 166163188, 456948767, 913897534, 1827795068, 5026436437, 10052872874, 20105745748]

約数ペア:

[(1, 20105745748), (2, 10052872874), (4, 5026436437), (11, 1827795068), (22, 913897534), (44, 456948767), (121, 166163188), (242, 83081594), (484, 41540797)]