31069918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61403}}^1$

素因数の和:61439

約数の個数: 16

約数和(自身を含む): 53053056

約数和(自身を除く): 21983138

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 61403, 122806, 675433, 1350866, 1412269, 2824538, 15534959, 31069918]

約数ペア:

[(1, 31069918), (2, 15534959), (11, 2824538), (22, 1412269), (23, 1350866), (46, 675433), (253, 122806), (506, 61403)]