20393492

素因数分解:

$2^2\times 7^1\times {\mathrm{701}}^1\times {\mathrm{1039}}^1$

素因数の和:1751

約数の個数: 24

約数和(自身を含む): 40884480

約数和(自身を除く): 20490988

約数列:

[1, 2, 4, 7, 14, 28, 701, 1039, 1402, 2078, 2804, 4156, 4907, 7273, 9814, 14546, 19628, 29092, 728339, 1456678, 2913356, 5098373, 10196746, 20393492]

約数ペア:

[(1, 20393492), (2, 10196746), (4, 5098373), (7, 2913356), (14, 1456678), (28, 728339), (701, 29092), (1039, 19628), (1402, 14546), (2078, 9814), (2804, 7273), (4156, 4907)]