20216703

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27283}}^1$

素因数の和:27318

約数の個数: 16

約数和(自身を含む): 30558080

約数和(自身を除く): 10341377

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 27283, 81849, 354679, 518377, 1064037, 1555131, 6738901, 20216703]

約数ペア:

[(1, 20216703), (3, 6738901), (13, 1555131), (19, 1064037), (39, 518377), (57, 354679), (247, 81849), (741, 27283)]