19791889

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 22184064

約数和(自身を除く): 2392175

約数列:

[1, 13, 41, 71, 523, 533, 923, 2911, 6799, 21443, 37133, 37843, 278759, 482729, 1522453, 19791889]

約数ペア:

[(1, 19791889), (13, 1522453), (41, 482729), (71, 278759), (523, 37843), (533, 37133), (923, 21443), (2911, 6799)]