20455840218

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{309936973}}^1$

素因数の和:309936989

約数の個数: 16

約数和(自身を含む): 44630924256

約数和(自身を除く): 24175084038

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 309936973, 619873946, 929810919, 1859621838, 3409306703, 6818613406, 10227920109, 20455840218]

約数ペア:

[(1, 20455840218), (2, 10227920109), (3, 6818613406), (6, 3409306703), (11, 1859621838), (22, 929810919), (33, 619873946), (66, 309936973)]