19514131

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4987}}^1$

素因数の和:5050

約数の個数: 16

約数和(自身を含む): 24580864

約数和(自身を除く): 5066733

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 4987, 34909, 64831, 214441, 453817, 1501087, 2787733, 19514131]

約数ペア:

[(1, 19514131), (7, 2787733), (13, 1501087), (43, 453817), (91, 214441), (301, 64831), (559, 34909), (3913, 4987)]