19539442

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{57809}}^1$

素因数の和:57837

約数の個数: 12

約数和(自身を含む): 31737690

約数和(自身を除く): 12198248

約数列:

[1, 2, 13, 26, 169, 338, 57809, 115618, 751517, 1503034, 9769721, 19539442]

約数ペア:

[(1, 19539442), (2, 9769721), (13, 1503034), (26, 751517), (169, 115618), (338, 57809)]