18213118

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{521}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 34276608

約数和(自身を除く): 16063490

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 227, 454, 521, 1042, 1589, 2497, 3178, 3647, 4994, 5731, 7294, 11462, 17479, 34958, 40117, 80234, 118267, 236534, 827869, 1300937, 1655738, 2601874, 9106559, 18213118]

約数ペア:

[(1, 18213118), (2, 9106559), (7, 2601874), (11, 1655738), (14, 1300937), (22, 827869), (77, 236534), (154, 118267), (227, 80234), (454, 40117), (521, 34958), (1042, 17479), (1589, 11462), (2497, 7294), (3178, 5731), (3647, 4994)]