20054339990

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{19470233}}^1$

素因数の和:19470343

約数の個数: 16

約数和(自身を含む): 36448278048

約数和(自身を除く): 16393938058

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 19470233, 38940466, 97351165, 194702330, 2005433999, 4010867998, 10027169995, 20054339990]

約数ペア:

[(1, 20054339990), (2, 10027169995), (5, 4010867998), (10, 2005433999), (103, 194702330), (206, 97351165), (515, 38940466), (1030, 19470233)]