20565735

素因数分解:

$3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{5689}}^1$

素因数の和:5938

約数の個数: 16

約数和(自身を含む): 33047520

約数和(自身を除く): 12481785

約数列:

[1, 3, 5, 15, 241, 723, 1205, 3615, 5689, 17067, 28445, 85335, 1371049, 4113147, 6855245, 20565735]

約数ペア:

[(1, 20565735), (3, 6855245), (5, 4113147), (15, 1371049), (241, 85335), (723, 28445), (1205, 17067), (3615, 5689)]