1640912218

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{6780629}}^1$

素因数の和:6780653

約数の個数: 12

約数和(自身を含む): 2705471370

約数和(自身を除く): 1064559152

約数列:

[1, 2, 11, 22, 121, 242, 6780629, 13561258, 74586919, 149173838, 820456109, 1640912218]

約数ペア:

[(1, 1640912218), (2, 820456109), (11, 149173838), (22, 74586919), (121, 13561258), (242, 6780629)]