20004904

素因数分解:

$2^3\times {\mathrm{1453}}^1\times {\mathrm{1721}}^1$

素因数の和:3180

約数の個数: 16

約数和(自身を含む): 37556820

約数和(自身を除く): 17551916

約数列:

[1, 2, 4, 8, 1453, 1721, 2906, 3442, 5812, 6884, 11624, 13768, 2500613, 5001226, 10002452, 20004904]

約数ペア:

[(1, 20004904), (2, 10002452), (4, 5001226), (8, 2500613), (1453, 13768), (1721, 11624), (2906, 6884), (3442, 5812)]