20379548

素因数分解:

$2^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1447}}^1$

素因数の和:1961

約数の個数: 24

約数和(自身を含む): 40868352

約数和(自身を除く): 20488804

約数列:

[1, 2, 4, 7, 14, 28, 503, 1006, 1447, 2012, 2894, 3521, 5788, 7042, 10129, 14084, 20258, 40516, 727841, 1455682, 2911364, 5094887, 10189774, 20379548]

約数ペア:

[(1, 20379548), (2, 10189774), (4, 5094887), (7, 2911364), (14, 1455682), (28, 727841), (503, 40516), (1006, 20258), (1447, 14084), (2012, 10129), (2894, 7042), (3521, 5788)]