18626576

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{2371}}^1$

素因数の和:2870

約数の個数: 20

約数和(自身を含む): 36177744

約数和(自身を除く): 17551168

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 2371, 3928, 4742, 7856, 9484, 18968, 37936, 1164161, 2328322, 4656644, 9313288, 18626576]

約数ペア:

[(1, 18626576), (2, 9313288), (4, 4656644), (8, 2328322), (16, 1164161), (491, 37936), (982, 18968), (1964, 9484), (2371, 7856), (3928, 4742)]