20670266

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4787}}^1$

素因数の和:4933

約数の個数: 16

約数和(自身を含む): 33094656

約数和(自身を除く): 12424390

約数列:

[1, 2, 17, 34, 127, 254, 2159, 4318, 4787, 9574, 81379, 162758, 607949, 1215898, 10335133, 20670266]

約数ペア:

[(1, 20670266), (2, 10335133), (17, 1215898), (34, 607949), (127, 162758), (254, 81379), (2159, 9574), (4318, 4787)]