19000865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4363}}^1$

素因数の和:4448

約数の個数: 16

約数和(自身を含む): 24927168

約数和(自身を除く): 5926303

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 4363, 21815, 56719, 283595, 292321, 1461605, 3800173, 19000865]

約数ペア:

[(1, 19000865), (5, 3800173), (13, 1461605), (65, 292321), (67, 283595), (335, 56719), (871, 21815), (4355, 4363)]