20180772878

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{364103}}^1$

素因数の和:364256

約数の個数: 32

約数和(自身を含む): 35862787584

約数和(自身を除く): 15682014706

約数列:

[1, 2, 7, 14, 37, 74, 107, 214, 259, 518, 749, 1498, 3959, 7918, 27713, 55426, 364103, 728206, 2548721, 5097442, 13471811, 26943622, 38959021, 77918042, 94302677, 188605354, 272713147, 545426294, 1441483777, 2882967554, 10090386439, 20180772878]

約数ペア:

[(1, 20180772878), (2, 10090386439), (7, 2882967554), (14, 1441483777), (37, 545426294), (74, 272713147), (107, 188605354), (214, 94302677), (259, 77918042), (518, 38959021), (749, 26943622), (1498, 13471811), (3959, 5097442), (7918, 2548721), (27713, 728206), (55426, 364103)]