19920675

素因数分解:

$3^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{1759}}^1$

素因数の和:1923

約数の個数: 24

約数和(自身を含む): 33172480

約数和(自身を除く): 13251805

約数列:

[1, 3, 5, 15, 25, 75, 151, 453, 755, 1759, 2265, 3775, 5277, 8795, 11325, 26385, 43975, 131925, 265609, 796827, 1328045, 3984135, 6640225, 19920675]

約数ペア:

[(1, 19920675), (3, 6640225), (5, 3984135), (15, 1328045), (25, 796827), (75, 265609), (151, 131925), (453, 43975), (755, 26385), (1759, 11325), (2265, 8795), (3775, 5277)]