20154244

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41641}}^1$

素因数の和:41667

約数の個数: 18

約数和(自身を含む): 38768702

約数和(自身を除く): 18614458

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41641, 83282, 166564, 458051, 916102, 1832204, 5038561, 10077122, 20154244]

約数ペア:

[(1, 20154244), (2, 10077122), (4, 5038561), (11, 1832204), (22, 916102), (44, 458051), (121, 166564), (242, 83282), (484, 41641)]