20320827297

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1003349}}^1$

素因数の和:1003552

約数の個数: 16

約数和(自身を含む): 27901156800

約数和(自身を除く): 7580329503

約数列:

[1, 3, 43, 129, 157, 471, 6751, 20253, 1003349, 3010047, 43144007, 129432021, 157525793, 472577379, 6773609099, 20320827297]

約数ペア:

[(1, 20320827297), (3, 6773609099), (43, 472577379), (129, 157525793), (157, 129432021), (471, 43144007), (6751, 3010047), (20253, 1003349)]