18108656

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{1399}}^1$

素因数の和:2216

約数の個数: 20

約数和(自身を含む): 35154000

約数和(自身を除く): 17045344

約数列:

[1, 2, 4, 8, 16, 809, 1399, 1618, 2798, 3236, 5596, 6472, 11192, 12944, 22384, 1131791, 2263582, 4527164, 9054328, 18108656]

約数ペア:

[(1, 18108656), (2, 9054328), (4, 4527164), (8, 2263582), (16, 1131791), (809, 22384), (1399, 12944), (1618, 11192), (2798, 6472), (3236, 5596)]