20397492066

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25560767}}^1$

素因数の和:25560798

約数の個数: 32

約数和(自身を含む): 49076674560

約数和(自身を除く): 28679182494

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 25560767, 51121534, 76682301, 153364602, 178925369, 357850738, 485654573, 536776107, 971309146, 1073552214, 1456963719, 2913927438, 3399582011, 6799164022, 10198746033, 20397492066]

約数ペア:

[(1, 20397492066), (2, 10198746033), (3, 6799164022), (6, 3399582011), (7, 2913927438), (14, 1456963719), (19, 1073552214), (21, 971309146), (38, 536776107), (42, 485654573), (57, 357850738), (114, 178925369), (133, 153364602), (266, 76682301), (399, 51121534), (798, 25560767)]