15920822

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{22051}}^1$

素因数の和:22091

約数の個数: 12

約数和(自身を含む): 25205436

約数和(自身を除く): 9284614

約数列:

[1, 2, 19, 38, 361, 722, 22051, 44102, 418969, 837938, 7960411, 15920822]

約数ペア:

[(1, 15920822), (2, 7960411), (19, 837938), (38, 418969), (361, 44102), (722, 22051)]