19968026

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{59077}}^1$

素因数の和:59105

約数の個数: 12

約数和(自身を含む): 32433822

約数和(自身を除く): 12465796

約数列:

[1, 2, 13, 26, 169, 338, 59077, 118154, 768001, 1536002, 9984013, 19968026]

約数ペア:

[(1, 19968026), (2, 9984013), (13, 1536002), (26, 768001), (169, 118154), (338, 59077)]