209841656

素因数分解:

$2^3\times {\mathrm{809}}^1\times {\mathrm{32423}}^1$

素因数の和:33238

約数の個数: 16

約数和(自身を含む): 393951600

約数和(自身を除く): 184109944

約数列:

[1, 2, 4, 8, 809, 1618, 3236, 6472, 32423, 64846, 129692, 259384, 26230207, 52460414, 104920828, 209841656]

約数ペア:

[(1, 209841656), (2, 104920828), (4, 52460414), (8, 26230207), (809, 259384), (1618, 129692), (3236, 64846), (6472, 32423)]