17938413

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4561}}^1$

素因数の和:4609

約数の個数: 24

約数和(自身を含む): 28466880

約数和(自身を除く): 10528467

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 4561, 13683, 41049, 86659, 104903, 259977, 314709, 779931, 944127, 1993157, 5979471, 17938413]

約数ペア:

[(1, 17938413), (3, 5979471), (9, 1993157), (19, 944127), (23, 779931), (57, 314709), (69, 259977), (171, 104903), (207, 86659), (437, 41049), (1311, 13683), (3933, 4561)]