20160020547

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{117894857}}^1$

素因数の和:117894882

約数の個数: 12

約数和(自身を含む): 30652663080

約数和(自身を除く): 10492642533

約数列:

[1, 3, 9, 19, 57, 171, 117894857, 353684571, 1061053713, 2240002283, 6720006849, 20160020547]

約数ペア:

[(1, 20160020547), (3, 6720006849), (9, 2240002283), (19, 1061053713), (57, 353684571), (171, 117894857)]