19005575428

素因数分解:

$2^2\times 7^1\times {\mathrm{678770551}}^1$

素因数の和:678770562

約数の個数: 12

約数和(自身を含む): 38011150912

約数和(自身を除く): 19005575484

約数列:

[1, 2, 4, 7, 14, 28, 678770551, 1357541102, 2715082204, 4751393857, 9502787714, 19005575428]

約数ペア:

[(1, 19005575428), (2, 9502787714), (4, 4751393857), (7, 2715082204), (14, 1357541102), (28, 678770551)]