19989235252

素因数分解:

$2^2\times 7^1\times {\mathrm{27127}}^1\times {\mathrm{26317}}^1$

素因数の和:53455

約数の個数: 24

約数和(自身を含む): 39981463424

約数和(自身を除く): 19992228172

約数列:

[1, 2, 4, 7, 14, 28, 26317, 27127, 52634, 54254, 105268, 108508, 184219, 189889, 368438, 379778, 736876, 759556, 713901259, 1427802518, 2855605036, 4997308813, 9994617626, 19989235252]

約数ペア:

[(1, 19989235252), (2, 9994617626), (4, 4997308813), (7, 2855605036), (14, 1427802518), (28, 713901259), (26317, 759556), (27127, 736876), (52634, 379778), (54254, 368438), (105268, 189889), (108508, 184219)]