20285286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1553}}^1$

素因数の和:1876

約数の個数: 32

約数和(自身を含む): 46545408

約数和(自身を除く): 26260122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 311, 622, 933, 1553, 1866, 2177, 3106, 4354, 4659, 6531, 9318, 10871, 13062, 21742, 32613, 65226, 482983, 965966, 1448949, 2897898, 3380881, 6761762, 10142643, 20285286]

約数ペア:

[(1, 20285286), (2, 10142643), (3, 6761762), (6, 3380881), (7, 2897898), (14, 1448949), (21, 965966), (42, 482983), (311, 65226), (622, 32613), (933, 21742), (1553, 13062), (1866, 10871), (2177, 9318), (3106, 6531), (4354, 4659)]