20003209635

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28373347}}^1$

素因数の和:28373402

約数の個数: 16

約数和(自身を含む): 32686096896

約数和(自身を除く): 12682887261

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 28373347, 85120041, 141866735, 425600205, 1333547309, 4000641927, 6667736545, 20003209635]

約数ペア:

[(1, 20003209635), (3, 6667736545), (5, 4000641927), (15, 1333547309), (47, 425600205), (141, 141866735), (235, 85120041), (705, 28373347)]