15980719108

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{128876767}}^1$

素因数の和:128876802

約数の個数: 12

約数和(自身を含む): 28868396032

約数和(自身を除く): 12887676924

約数列:

[1, 2, 4, 31, 62, 124, 128876767, 257753534, 515507068, 3995179777, 7990359554, 15980719108]

約数ペア:

[(1, 15980719108), (2, 7990359554), (4, 3995179777), (31, 515507068), (62, 257753534), (124, 128876767)]