19138139

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 21027072

約数和(自身を除く): 1888933

約数列:

[1, 23, 37, 43, 523, 851, 989, 1591, 12029, 19351, 22489, 36593, 445073, 517247, 832093, 19138139]

約数ペア:

[(1, 19138139), (23, 832093), (37, 517247), (43, 445073), (523, 36593), (851, 22489), (989, 19351), (1591, 12029)]