20905644

素因数分解:

$2^2\times 3^1\times {\mathrm{719}}^1\times {\mathrm{2423}}^1$

素因数の和:3149

約数の個数: 24

約数和(自身を含む): 48867840

約数和(自身を除く): 27962196

約数列:

[1, 2, 3, 4, 6, 12, 719, 1438, 2157, 2423, 2876, 4314, 4846, 7269, 8628, 9692, 14538, 29076, 1742137, 3484274, 5226411, 6968548, 10452822, 20905644]

約数ペア:

[(1, 20905644), (2, 10452822), (3, 6968548), (4, 5226411), (6, 3484274), (12, 1742137), (719, 29076), (1438, 14538), (2157, 9692), (2423, 8628), (2876, 7269), (4314, 4846)]