19661837

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1088

約数の個数: 16

約数和(自身を含む): 22299312

約数和(自身を除く): 2637475

約数列:

[1, 13, 37, 41, 481, 533, 997, 1517, 12961, 19721, 36889, 40877, 479557, 531401, 1512449, 19661837]

約数ペア:

[(1, 19661837), (13, 1512449), (37, 531401), (41, 479557), (481, 40877), (533, 36889), (997, 19721), (1517, 12961)]