20593479

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{887}}^1$

素因数の和:1070

約数の個数: 16

約数和(自身を含む): 28131840

約数和(自身を除く): 7538361

約数列:

[1, 3, 71, 109, 213, 327, 887, 2661, 7739, 23217, 62977, 96683, 188931, 290049, 6864493, 20593479]

約数ペア:

[(1, 20593479), (3, 6864493), (71, 290049), (109, 188931), (213, 96683), (327, 62977), (887, 23217), (2661, 7739)]