18729269

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:620

約数の個数: 16

約数和(自身を含む): 21396480

約数和(自身を除く): 2667211

約数列:

[1, 13, 19, 191, 247, 397, 2483, 3629, 5161, 7543, 47177, 75827, 98059, 985751, 1440713, 18729269]

約数ペア:

[(1, 18729269), (13, 1440713), (19, 985751), (191, 98059), (247, 75827), (397, 47177), (2483, 7543), (3629, 5161)]