20120764689

素因数分解:

$3^3\times {\mathrm{1669}}^1\times {\mathrm{446503}}^1$

素因数の和:448181

約数の個数: 16

約数和(自身を含む): 29826467200

約数和(自身を除く): 9705702511

約数列:

[1, 3, 9, 27, 1669, 5007, 15021, 45063, 446503, 1339509, 4018527, 12055581, 745213507, 2235640521, 6706921563, 20120764689]

約数ペア:

[(1, 20120764689), (3, 6706921563), (9, 2235640521), (27, 745213507), (1669, 12055581), (5007, 4018527), (15021, 1339509), (45063, 446503)]