20164804919

素因数分解:

$7^2\times {\mathrm{1063}}^1\times {\mathrm{387137}}^1$

素因数の和:388214

約数の個数: 12

約数和(自身を含む): 23479145424

約数和(自身を除く): 3314340505

約数列:

[1, 7, 49, 1063, 7441, 52087, 387137, 2709959, 18969713, 411526631, 2880686417, 20164804919]

約数ペア:

[(1, 20164804919), (7, 2880686417), (49, 411526631), (1063, 18969713), (7441, 2709959), (52087, 387137)]