20565768

素因数分解:

$2^3\times 3^1\times {\mathrm{433}}^1\times {\mathrm{1979}}^1$

素因数の和:2421

約数の個数: 32

約数和(自身を含む): 51559200

約数和(自身を除く): 30993432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 433, 866, 1299, 1732, 1979, 2598, 3464, 3958, 5196, 5937, 7916, 10392, 11874, 15832, 23748, 47496, 856907, 1713814, 2570721, 3427628, 5141442, 6855256, 10282884, 20565768]

約数ペア:

[(1, 20565768), (2, 10282884), (3, 6855256), (4, 5141442), (6, 3427628), (8, 2570721), (12, 1713814), (24, 856907), (433, 47496), (866, 23748), (1299, 15832), (1732, 11874), (1979, 10392), (2598, 7916), (3464, 5937), (3958, 5196)]