19384700

素因数分解:

$2^2\times 5^2\times {\mathrm{193847}}^1$

素因数の和:193861

約数の個数: 18

約数和(自身を含む): 42065016

約数和(自身を除く): 22680316

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 193847, 387694, 775388, 969235, 1938470, 3876940, 4846175, 9692350, 19384700]

約数ペア:

[(1, 19384700), (2, 9692350), (4, 4846175), (5, 3876940), (10, 1938470), (20, 969235), (25, 775388), (50, 387694), (100, 193847)]