20191662

素因数分解:

$2^1\times 3^2\times {\mathrm{331}}^1\times {\mathrm{3389}}^1$

素因数の和:3728

約数の個数: 24

約数和(自身を含む): 43893720

約数和(自身を除く): 23702058

約数列:

[1, 2, 3, 6, 9, 18, 331, 662, 993, 1986, 2979, 3389, 5958, 6778, 10167, 20334, 30501, 61002, 1121759, 2243518, 3365277, 6730554, 10095831, 20191662]

約数ペア:

[(1, 20191662), (2, 10095831), (3, 6730554), (6, 3365277), (9, 2243518), (18, 1121759), (331, 61002), (662, 30501), (993, 20334), (1986, 10167), (2979, 6778), (3389, 5958)]