20851918354

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{2339}}^1\times {\mathrm{66529}}^1$

素因数の和:68937

約数の個数: 16

約数和(自身を含む): 31758760800

約数和(自身を除く): 10906842446

約数列:

[1, 2, 67, 134, 2339, 4678, 66529, 133058, 156713, 313426, 4457443, 8914886, 155611331, 311222662, 10425959177, 20851918354]

約数ペア:

[(1, 20851918354), (2, 10425959177), (67, 311222662), (134, 155611331), (2339, 8914886), (4678, 4457443), (66529, 313426), (133058, 156713)]