13989808

素因数分解:

$2^4\times 7^1\times {\mathrm{124909}}^1$

素因数の和:124924

約数の個数: 20

約数和(自身を含む): 30977680

約数和(自身を除く): 16987872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 124909, 249818, 499636, 874363, 999272, 1748726, 1998544, 3497452, 6994904, 13989808]

約数ペア:

[(1, 13989808), (2, 6994904), (4, 3497452), (7, 1998544), (8, 1748726), (14, 999272), (16, 874363), (28, 499636), (56, 249818), (112, 124909)]