19669834

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{521}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 30317760

約数和(自身を除く): 10647926

約数列:

[1, 2, 43, 86, 439, 521, 878, 1042, 18877, 22403, 37754, 44806, 228719, 457438, 9834917, 19669834]

約数ペア:

[(1, 19669834), (2, 9834917), (43, 457438), (86, 228719), (439, 44806), (521, 37754), (878, 22403), (1042, 18877)]