20078319

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:630

約数の個数: 16

約数和(自身を含む): 27238400

約数和(自身を除く): 7160081

約数列:

[1, 3, 127, 151, 349, 381, 453, 1047, 19177, 44323, 52699, 57531, 132969, 158097, 6692773, 20078319]

約数ペア:

[(1, 20078319), (3, 6692773), (127, 158097), (151, 132969), (349, 57531), (381, 52699), (453, 44323), (1047, 19177)]