12820783598

素因数分解:

$2^1\times 7^1\times {\mathrm{2297}}^1\times {\mathrm{398681}}^1$

素因数の和:400987

約数の個数: 16

約数和(自身を含む): 21988109664

約数和(自身を除く): 9167326066

約数列:

[1, 2, 7, 14, 2297, 4594, 16079, 32158, 398681, 797362, 2790767, 5581534, 915770257, 1831540514, 6410391799, 12820783598]

約数ペア:

[(1, 12820783598), (2, 6410391799), (7, 1831540514), (14, 915770257), (2297, 5581534), (4594, 2790767), (16079, 797362), (32158, 398681)]