19964802242

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{129641573}}^1$

素因数の和:129641593

約数の個数: 16

約数和(自身を含む): 37336773312

約数和(自身を除く): 17371971070

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 129641573, 259283146, 907491011, 1426057303, 1814982022, 2852114606, 9982401121, 19964802242]

約数ペア:

[(1, 19964802242), (2, 9982401121), (7, 2852114606), (11, 1814982022), (14, 1426057303), (22, 907491011), (77, 259283146), (154, 129641573)]