20493662

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7211}}^1$

素因数の和:7256

約数の個数: 24

約数和(自身を含む): 36997560

約数和(自身を除く): 16503898

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 7211, 14422, 50477, 100954, 209119, 353339, 418238, 706678, 1463833, 2927666, 10246831, 20493662]

約数ペア:

[(1, 20493662), (2, 10246831), (7, 2927666), (14, 1463833), (29, 706678), (49, 418238), (58, 353339), (98, 209119), (203, 100954), (406, 50477), (1421, 14422), (2842, 7211)]