20219817

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{883}}^1$

素因数の和:1352

約数の個数: 16

約数和(自身を含む): 28641600

約数和(自身を除く): 8421783

約数列:

[1, 3, 17, 51, 449, 883, 1347, 2649, 7633, 15011, 22899, 45033, 396467, 1189401, 6739939, 20219817]

約数ペア:

[(1, 20219817), (3, 6739939), (17, 1189401), (51, 396467), (449, 45033), (883, 22899), (1347, 15011), (2649, 7633)]