20760872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{235919}}^1$

素因数の和:235936

約数の個数: 16

約数和(自身を含む): 42465600

約数和(自身を除く): 21704728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 235919, 471838, 943676, 1887352, 2595109, 5190218, 10380436, 20760872]

約数ペア:

[(1, 20760872), (2, 10380436), (4, 5190218), (8, 2595109), (11, 1887352), (22, 943676), (44, 471838), (88, 235919)]