20876144

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{42089}}^1$

素因数の和:42128

約数の個数: 20

約数和(自身を含む): 41753280

約数和(自身を除く): 20877136

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 42089, 84178, 168356, 336712, 673424, 1304759, 2609518, 5219036, 10438072, 20876144]

約数ペア:

[(1, 20876144), (2, 10438072), (4, 5219036), (8, 2609518), (16, 1304759), (31, 673424), (62, 336712), (124, 168356), (248, 84178), (496, 42089)]