2019021871

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{27767}}^1$

素因数の和:27918

約数の個数: 16

約数和(自身を含む): 2199225600

約数和(自身を除く): 180203729

約数列:

[1, 19, 43, 89, 817, 1691, 3827, 27767, 72713, 527573, 1193981, 2471263, 22685639, 46953997, 106264309, 2019021871]

約数ペア:

[(1, 2019021871), (19, 106264309), (43, 46953997), (89, 22685639), (817, 2471263), (1691, 1193981), (3827, 527573), (27767, 72713)]