20781057022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12939637}}^1$

素因数の和:12939723

約数の個数: 16

約数和(自身を含む): 34471195632

約数和(自身を除く): 13690138610

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 12939637, 25879274, 142336007, 284672014, 944593501, 1889187002, 10390528511, 20781057022]

約数ペア:

[(1, 20781057022), (2, 10390528511), (11, 1889187002), (22, 944593501), (73, 284672014), (146, 142336007), (803, 25879274), (1606, 12939637)]