19820584

素因数分解:

$2^3\times 7^1\times {\mathrm{353939}}^1$

素因数の和:353952

約数の個数: 16

約数和(自身を含む): 42472800

約数和(自身を除く): 22652216

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 353939, 707878, 1415756, 2477573, 2831512, 4955146, 9910292, 19820584]

約数ペア:

[(1, 19820584), (2, 9910292), (4, 4955146), (7, 2831512), (8, 2477573), (14, 1415756), (28, 707878), (56, 353939)]