20455792

素因数分解:

$2^4\times 7^1\times {\mathrm{182641}}^1$

素因数の和:182656

約数の個数: 20

約数和(自身を含む): 45295216

約数和(自身を除く): 24839424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 182641, 365282, 730564, 1278487, 1461128, 2556974, 2922256, 5113948, 10227896, 20455792]

約数ペア:

[(1, 20455792), (2, 10227896), (4, 5113948), (7, 2922256), (8, 2556974), (14, 1461128), (16, 1278487), (28, 730564), (56, 365282), (112, 182641)]