18702950398

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{77284919}}^1$

素因数の和:77284943

約数の個数: 12

約数和(自身を含む): 30836683080

約数和(自身を除く): 12133732682

約数列:

[1, 2, 11, 22, 121, 242, 77284919, 154569838, 850134109, 1700268218, 9351475199, 18702950398]

約数ペア:

[(1, 18702950398), (2, 9351475199), (11, 1700268218), (22, 850134109), (121, 154569838), (242, 77284919)]