18527727

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:582

約数の個数: 16

約数和(自身を含む): 25128320

約数和(自身を除く): 6600593

約数列:

[1, 3, 139, 157, 283, 417, 471, 849, 21823, 39337, 44431, 65469, 118011, 133293, 6175909, 18527727]

約数ペア:

[(1, 18527727), (3, 6175909), (139, 133293), (157, 118011), (283, 65469), (417, 44431), (471, 39337), (849, 21823)]