20677816

素因数分解:

$2^3\times {\mathrm{1259}}^1\times {\mathrm{2053}}^1$

素因数の和:3318

約数の個数: 16

約数和(自身を含む): 38820600

約数和(自身を除く): 18142784

約数列:

[1, 2, 4, 8, 1259, 2053, 2518, 4106, 5036, 8212, 10072, 16424, 2584727, 5169454, 10338908, 20677816]

約数ペア:

[(1, 20677816), (2, 10338908), (4, 5169454), (8, 2584727), (1259, 16424), (2053, 10072), (2518, 8212), (4106, 5036)]