19513039

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9323}}^1$

素因数の和:9366

約数の個数: 16

約数和(自身を含む): 25062912

約数和(自身を除く): 5549873

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 9323, 65261, 121199, 214429, 848393, 1501003, 2787577, 19513039]

約数ペア:

[(1, 19513039), (7, 2787577), (13, 1501003), (23, 848393), (91, 214429), (161, 121199), (299, 65261), (2093, 9323)]