19884525

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{5641}}^1$

素因数の和:5701

約数の個数: 24

約数和(自身を含む): 33581184

約数和(自身を除く): 13696659

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 5641, 16923, 28205, 84615, 141025, 265127, 423075, 795381, 1325635, 3976905, 6628175, 19884525]

約数ペア:

[(1, 19884525), (3, 6628175), (5, 3976905), (15, 1325635), (25, 795381), (47, 423075), (75, 265127), (141, 141025), (235, 84615), (705, 28205), (1175, 16923), (3525, 5641)]