20353616

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{4729}}^1$

素因数の和:5006

約数の個数: 20

約数和(自身を含む): 39590100

約数和(自身を除く): 19236484

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 4729, 9458, 18916, 37832, 75664, 1272101, 2544202, 5088404, 10176808, 20353616]

約数ペア:

[(1, 20353616), (2, 10176808), (4, 5088404), (8, 2544202), (16, 1272101), (269, 75664), (538, 37832), (1076, 18916), (2152, 9458), (4304, 4729)]