18542852

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{701}}^1$

素因数の和:1111

約数の個数: 24

約数和(自身を含む): 34496280

約数和(自身を除く): 15953428

約数列:

[1, 2, 4, 17, 34, 68, 389, 701, 778, 1402, 1556, 2804, 6613, 11917, 13226, 23834, 26452, 47668, 272689, 545378, 1090756, 4635713, 9271426, 18542852]

約数ペア:

[(1, 18542852), (2, 9271426), (4, 4635713), (17, 1090756), (34, 545378), (68, 272689), (389, 47668), (701, 26452), (778, 23834), (1402, 13226), (1556, 11917), (2804, 6613)]