20125589

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 22633344

約数和(自身を除く): 2507755

約数列:

[1, 11, 71, 73, 353, 781, 803, 3883, 5183, 25063, 25769, 57013, 275693, 283459, 1829599, 20125589]

約数ペア:

[(1, 20125589), (11, 1829599), (71, 283459), (73, 275693), (353, 57013), (781, 25769), (803, 25063), (3883, 5183)]