20166488356

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37906933}}^1$

素因数の和:37906963

約数の個数: 24

約数和(自身を含む): 42455766080

約数和(自身を除く): 22289277724

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37906933, 75813866, 151627732, 265348531, 530697062, 720231727, 1061394124, 1440463454, 2880926908, 5041622089, 10083244178, 20166488356]

約数ペア:

[(1, 20166488356), (2, 10083244178), (4, 5041622089), (7, 2880926908), (14, 1440463454), (19, 1061394124), (28, 720231727), (38, 530697062), (76, 265348531), (133, 151627732), (266, 75813866), (532, 37906933)]