20899854

素因数分解:

$2^1\times 3^2\times {\mathrm{443}}^1\times {\mathrm{2621}}^1$

素因数の和:3072

約数の個数: 24

約数和(自身を含む): 45402552

約数和(自身を除く): 24502698

約数列:

[1, 2, 3, 6, 9, 18, 443, 886, 1329, 2621, 2658, 3987, 5242, 7863, 7974, 15726, 23589, 47178, 1161103, 2322206, 3483309, 6966618, 10449927, 20899854]

約数ペア:

[(1, 20899854), (2, 10449927), (3, 6966618), (6, 3483309), (9, 2322206), (18, 1161103), (443, 47178), (886, 23589), (1329, 15726), (2621, 7974), (2658, 7863), (3987, 5242)]