20797316397

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16159531}}^1$

素因数の和:16159561

約数の個数: 24

約数和(自身を含む): 35292417888

約数和(自身を除く): 14495101491

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 16159531, 48478593, 145435779, 177754841, 210073903, 533264523, 630221709, 1599793569, 1890665127, 2310812933, 6932438799, 20797316397]

約数ペア:

[(1, 20797316397), (3, 6932438799), (9, 2310812933), (11, 1890665127), (13, 1599793569), (33, 630221709), (39, 533264523), (99, 210073903), (117, 177754841), (143, 145435779), (429, 48478593), (1287, 16159531)]