22389808

素因数分解:

$2^4\times 7^1\times {\mathrm{199909}}^1$

素因数の和:199924

約数の個数: 20

約数和(自身を含む): 49577680

約数和(自身を除く): 27187872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199909, 399818, 799636, 1399363, 1599272, 2798726, 3198544, 5597452, 11194904, 22389808]

約数ペア:

[(1, 22389808), (2, 11194904), (4, 5597452), (7, 3198544), (8, 2798726), (14, 1599272), (16, 1399363), (28, 799636), (56, 399818), (112, 199909)]