20548407

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27073}}^1$

素因数の和:27110

約数の個数: 16

約数和(自身を含む): 31189248

約数和(自身を除く): 10640841

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 27073, 81219, 297803, 622679, 893409, 1868037, 6849469, 20548407]

約数ペア:

[(1, 20548407), (3, 6849469), (11, 1868037), (23, 893409), (33, 622679), (69, 297803), (253, 81219), (759, 27073)]