208016816

素因数分解:

$2^4\times 7^1\times {\mathrm{1857293}}^1$

素因数の和:1857308

約数の個数: 20

約数和(自身を含む): 460608912

約数和(自身を除く): 252592096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1857293, 3714586, 7429172, 13001051, 14858344, 26002102, 29716688, 52004204, 104008408, 208016816]

約数ペア:

[(1, 208016816), (2, 104008408), (4, 52004204), (7, 29716688), (8, 26002102), (14, 14858344), (16, 13001051), (28, 7429172), (56, 3714586), (112, 1857293)]