319532018

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{17837}}^1$

素因数の和:17918

約数の個数: 24

約数和(自身を含む): 528825348

約数和(自身を除く): 209293330

約数列:

[1, 2, 13, 26, 53, 106, 169, 338, 689, 1378, 8957, 17837, 17914, 35674, 231881, 463762, 945361, 1890722, 3014453, 6028906, 12289693, 24579386, 159766009, 319532018]

約数ペア:

[(1, 319532018), (2, 159766009), (13, 24579386), (26, 12289693), (53, 6028906), (106, 3014453), (169, 1890722), (338, 945361), (689, 463762), (1378, 231881), (8957, 35674), (17837, 17914)]