20882548

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 37340352

約数和(自身を除く): 16457804

約数列:

[1, 2, 4, 97, 107, 194, 214, 388, 428, 503, 1006, 2012, 10379, 20758, 41516, 48791, 53821, 97582, 107642, 195164, 215284, 5220637, 10441274, 20882548]

約数ペア:

[(1, 20882548), (2, 10441274), (4, 5220637), (97, 215284), (107, 195164), (194, 107642), (214, 97582), (388, 53821), (428, 48791), (503, 41516), (1006, 20758), (2012, 10379)]