19867274

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3931}}^1$

素因数の和:3978

約数の個数: 24

約数和(自身を含む): 35954208

約数和(自身を除く): 16086934

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 3931, 5054, 7862, 27517, 55034, 74689, 149378, 522823, 1045646, 1419091, 2838182, 9933637, 19867274]

約数ペア:

[(1, 19867274), (2, 9933637), (7, 2838182), (14, 1419091), (19, 1045646), (38, 522823), (133, 149378), (266, 74689), (361, 55034), (722, 27517), (2527, 7862), (3931, 5054)]