20795874

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{647}}^1$

素因数の和:1150

約数の個数: 32

約数和(自身を含む): 45536256

約数和(自身を除く): 24740382

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 487, 647, 974, 1294, 1461, 1941, 2922, 3882, 5357, 7117, 10714, 14234, 16071, 21351, 32142, 42702, 315089, 630178, 945267, 1890534, 3465979, 6931958, 10397937, 20795874]

約数ペア:

[(1, 20795874), (2, 10397937), (3, 6931958), (6, 3465979), (11, 1890534), (22, 945267), (33, 630178), (66, 315089), (487, 42702), (647, 32142), (974, 21351), (1294, 16071), (1461, 14234), (1941, 10714), (2922, 7117), (3882, 5357)]