19450004

素因数分解:

$2^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1381}}^1$

素因数の和:1895

約数の個数: 24

約数和(自身を含む): 39005568

約数和(自身を除く): 19555564

約数列:

[1, 2, 4, 7, 14, 28, 503, 1006, 1381, 2012, 2762, 3521, 5524, 7042, 9667, 14084, 19334, 38668, 694643, 1389286, 2778572, 4862501, 9725002, 19450004]

約数ペア:

[(1, 19450004), (2, 9725002), (4, 4862501), (7, 2778572), (14, 1389286), (28, 694643), (503, 38668), (1006, 19334), (1381, 14084), (2012, 9667), (2762, 7042), (3521, 5524)]