19103679539

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{5491141}}^1$

素因数の和:5491226

約数の個数: 12

約数和(自身を含む): 22535646768

約数和(自身を除く): 3431967229

約数列:

[1, 7, 49, 71, 497, 3479, 5491141, 38437987, 269065909, 389871011, 2729097077, 19103679539]

約数ペア:

[(1, 19103679539), (7, 2729097077), (49, 389871011), (71, 269065909), (497, 38437987), (3479, 5491141)]