20371036

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10247}}^1$

素因数の和:10329

約数の個数: 24

約数和(自身を含む): 41319936

約数和(自身を除く): 20948900

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 10247, 20494, 40988, 71729, 143458, 286916, 727537, 1455074, 2910148, 5092759, 10185518, 20371036]

約数ペア:

[(1, 20371036), (2, 10185518), (4, 5092759), (7, 2910148), (14, 1455074), (28, 727537), (71, 286916), (142, 143458), (284, 71729), (497, 40988), (994, 20494), (1988, 10247)]