19500728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{187507}}^1$

素因数の和:187526

約数の個数: 16

約数和(自身を含む): 39376680

約数和(自身を除く): 19875952

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 187507, 375014, 750028, 1500056, 2437591, 4875182, 9750364, 19500728]

約数ペア:

[(1, 19500728), (2, 9750364), (4, 4875182), (8, 2437591), (13, 1500056), (26, 750028), (52, 375014), (104, 187507)]