18718310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1051}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 36584352

約数和(自身を除く): 17866042

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1051, 1370, 1781, 2102, 3562, 5255, 8905, 10510, 13663, 17810, 27326, 68315, 136630, 143987, 287974, 719935, 1439870, 1871831, 3743662, 9359155, 18718310]

約数ペア:

[(1, 18718310), (2, 9359155), (5, 3743662), (10, 1871831), (13, 1439870), (26, 719935), (65, 287974), (130, 143987), (137, 136630), (274, 68315), (685, 27326), (1051, 17810), (1370, 13663), (1781, 10510), (2102, 8905), (3562, 5255)]