2086256

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{1291}}^1$

素因数の和:1400

約数の個数: 20

約数和(自身を含む): 4085304

約数和(自身を除く): 1999048

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1291, 1616, 2582, 5164, 10328, 20656, 130391, 260782, 521564, 1043128, 2086256]

約数ペア:

[(1, 2086256), (2, 1043128), (4, 521564), (8, 260782), (16, 130391), (101, 20656), (202, 10328), (404, 5164), (808, 2582), (1291, 1616)]