18008701

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:336

約数の個数: 16

約数和(自身を含む): 19514880

約数和(自身を除く): 1506179

約数列:

[1, 23, 43, 131, 139, 989, 3013, 3197, 5633, 5977, 18209, 129559, 137471, 418807, 782987, 18008701]

約数ペア:

[(1, 18008701), (23, 782987), (43, 418807), (131, 137471), (139, 129559), (989, 18209), (3013, 5977), (3197, 5633)]