20173842021

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{478927}}^1$

素因数の和:479688

約数の個数: 16

約数和(自身を含む): 28352537600

約数和(自身を除く): 8178695579

約数列:

[1, 3, 19, 57, 739, 2217, 14041, 42123, 478927, 1436781, 9099613, 27298839, 353927053, 1061781159, 6724614007, 20173842021]

約数ペア:

[(1, 20173842021), (3, 6724614007), (19, 1061781159), (57, 353927053), (739, 27298839), (2217, 9099613), (14041, 1436781), (42123, 478927)]