20284428

素因数分解:

$2^2\times 3^1\times {\mathrm{719}}^1\times {\mathrm{2351}}^1$

素因数の和:3077

約数の個数: 24

約数和(自身を含む): 47416320

約数和(自身を除く): 27131892

約数列:

[1, 2, 3, 4, 6, 12, 719, 1438, 2157, 2351, 2876, 4314, 4702, 7053, 8628, 9404, 14106, 28212, 1690369, 3380738, 5071107, 6761476, 10142214, 20284428]

約数ペア:

[(1, 20284428), (2, 10142214), (3, 6761476), (4, 5071107), (6, 3380738), (12, 1690369), (719, 28212), (1438, 14106), (2157, 9404), (2351, 8628), (2876, 7053), (4314, 4702)]