20889564

素因数分解:

$2^2\times 3^1\times {\mathrm{263}}^1\times {\mathrm{6619}}^1$

素因数の和:6889

約数の個数: 24

約数和(自身を含む): 48935040

約数和(自身を除く): 28045476

約数列:

[1, 2, 3, 4, 6, 12, 263, 526, 789, 1052, 1578, 3156, 6619, 13238, 19857, 26476, 39714, 79428, 1740797, 3481594, 5222391, 6963188, 10444782, 20889564]

約数ペア:

[(1, 20889564), (2, 10444782), (3, 6963188), (4, 5222391), (6, 3481594), (12, 1740797), (263, 79428), (526, 39714), (789, 26476), (1052, 19857), (1578, 13238), (3156, 6619)]