20160863163

素因数分解:

$3^2\times 7^2\times {\mathrm{45716243}}^1$

素因数の和:45716263

約数の個数: 18

約数和(自身を含む): 33875736804

約数和(自身を除く): 13714873641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 45716243, 137148729, 320013701, 411446187, 960041103, 2240095907, 2880123309, 6720287721, 20160863163]

約数ペア:

[(1, 20160863163), (3, 6720287721), (7, 2880123309), (9, 2240095907), (21, 960041103), (49, 411446187), (63, 320013701), (147, 137148729), (441, 45716243)]