20011299

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{86629}}^1$

素因数の和:86650

約数の個数: 16

約数和(自身を含む): 33265920

約数和(自身を除く): 13254621

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 86629, 259887, 606403, 952919, 1819209, 2858757, 6670433, 20011299]

約数ペア:

[(1, 20011299), (3, 6670433), (7, 2858757), (11, 1819209), (21, 952919), (33, 606403), (77, 259887), (231, 86629)]