28491946

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{18671}}^1$

素因数の和:18789

約数の個数: 16

約数和(自身を含む): 49294080

約数和(自身を除く): 20802134

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 18671, 37342, 130697, 261394, 2035139, 4070278, 14245973, 28491946]

約数ペア:

[(1, 28491946), (2, 14245973), (7, 4070278), (14, 2035139), (109, 261394), (218, 130697), (763, 37342), (1526, 18671)]