2120694916

素因数分解:

$2^2\times {\mathrm{401}}^1\times {\mathrm{1322129}}^1$

素因数の和:1322534

約数の個数: 12

約数和(自身を含む): 3720473820

約数和(自身を除く): 1599778904

約数列:

[1, 2, 4, 401, 802, 1604, 1322129, 2644258, 5288516, 530173729, 1060347458, 2120694916]

約数ペア:

[(1, 2120694916), (2, 1060347458), (4, 530173729), (401, 5288516), (802, 2644258), (1604, 1322129)]