20197285636

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41729929}}^1$

素因数の和:41729955

約数の個数: 18

約数和(自身を含む): 38850564830

約数和(自身を除く): 18653279194

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41729929, 83459858, 166919716, 459029219, 918058438, 1836116876, 5049321409, 10098642818, 20197285636]

約数ペア:

[(1, 20197285636), (2, 10098642818), (4, 5049321409), (11, 1836116876), (22, 918058438), (44, 459029219), (121, 166919716), (242, 83459858), (484, 41729929)]