20672319

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1117}}^1$

素因数の和:1350

約数の個数: 16

約数和(自身を含む): 28620800

約数和(自身を除く): 7948481

約数列:

[1, 3, 31, 93, 199, 597, 1117, 3351, 6169, 18507, 34627, 103881, 222283, 666849, 6890773, 20672319]

約数ペア:

[(1, 20672319), (3, 6890773), (31, 666849), (93, 222283), (199, 103881), (597, 34627), (1117, 18507), (3351, 6169)]