20595255

素因数分解:

$3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1987}}^1$

素因数の和:2686

約数の個数: 16

約数和(自身を含む): 33016704

約数和(自身を除く): 12421449

約数列:

[1, 3, 5, 15, 691, 1987, 2073, 3455, 5961, 9935, 10365, 29805, 1373017, 4119051, 6865085, 20595255]

約数ペア:

[(1, 20595255), (3, 6865085), (5, 4119051), (15, 1373017), (691, 29805), (1987, 10365), (2073, 9935), (3455, 5961)]