20452317

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{647}}^1$

素因数の和:948

約数の個数: 16

約数和(自身を含む): 28086912

約数和(自身を除く): 7634595

約数列:

[1, 3, 41, 123, 257, 647, 771, 1941, 10537, 26527, 31611, 79581, 166279, 498837, 6817439, 20452317]

約数ペア:

[(1, 20452317), (3, 6817439), (41, 498837), (123, 166279), (257, 79581), (647, 31611), (771, 26527), (1941, 10537)]