19409195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7283}}^1$

素因数の和:7342

約数の個数: 16

約数和(自身を含む): 25697952

約数和(自身を除く): 6288757

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 7283, 36415, 94679, 298603, 473395, 1493015, 3881839, 19409195]

約数ペア:

[(1, 19409195), (5, 3881839), (13, 1493015), (41, 473395), (65, 298603), (205, 94679), (533, 36415), (2665, 7283)]