18828436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{427919}}^1$

素因数の和:427934

約数の個数: 12

約数和(自身を含む): 35945280

約数和(自身を除く): 17116844

約数列:

[1, 2, 4, 11, 22, 44, 427919, 855838, 1711676, 4707109, 9414218, 18828436]

約数ペア:

[(1, 18828436), (2, 9414218), (4, 4707109), (11, 1711676), (22, 855838), (44, 427919)]