20163592180

素因数分解:

$2^2\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1386767}}^1$

素因数の和:1387503

約数の個数: 24

約数和(自身を含む): 42401818368

約数和(自身を除く): 22238226188

約数列:

[1, 2, 4, 5, 10, 20, 727, 1454, 2908, 3635, 7270, 14540, 1386767, 2773534, 5547068, 6933835, 13867670, 27735340, 1008179609, 2016359218, 4032718436, 5040898045, 10081796090, 20163592180]

約数ペア:

[(1, 20163592180), (2, 10081796090), (4, 5040898045), (5, 4032718436), (10, 2016359218), (20, 1008179609), (727, 27735340), (1454, 13867670), (2908, 6933835), (3635, 5547068), (7270, 2773534), (14540, 1386767)]