18896228

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{27953}}^1$

素因数の和:27983

約数の個数: 18

約数和(自身を含む): 35809074

約数和(自身を除く): 16912846

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 27953, 55906, 111812, 363389, 726778, 1453556, 4724057, 9448114, 18896228]

約数ペア:

[(1, 18896228), (2, 9448114), (4, 4724057), (13, 1453556), (26, 726778), (52, 363389), (169, 111812), (338, 55906), (676, 27953)]