20407841278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6673591}}^1$

素因数の和:6673743

約数の個数: 16

約数和(自身を含む): 33634903680

約数和(自身を除く): 13227062402

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6673591, 13347182, 73409501, 146819002, 927629149, 1855258298, 10203920639, 20407841278]

約数ペア:

[(1, 20407841278), (2, 10203920639), (11, 1855258298), (22, 927629149), (139, 146819002), (278, 73409501), (1529, 13347182), (3058, 6673591)]