20802642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{495301}}^1$

素因数の和:495313

約数の個数: 16

約数和(自身を含む): 47548992

約数和(自身を除く): 26746350

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 495301, 990602, 1485903, 2971806, 3467107, 6934214, 10401321, 20802642]

約数ペア:

[(1, 20802642), (2, 10401321), (3, 6934214), (6, 3467107), (7, 2971806), (14, 1485903), (21, 990602), (42, 495301)]