20956872

素因数分解:

$2^3\times 3^1\times {\mathrm{823}}^1\times {\mathrm{1061}}^1$

素因数の和:1893

約数の個数: 32

約数和(自身を含む): 52505280

約数和(自身を除く): 31548408

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 823, 1061, 1646, 2122, 2469, 3183, 3292, 4244, 4938, 6366, 6584, 8488, 9876, 12732, 19752, 25464, 873203, 1746406, 2619609, 3492812, 5239218, 6985624, 10478436, 20956872]

約数ペア:

[(1, 20956872), (2, 10478436), (3, 6985624), (4, 5239218), (6, 3492812), (8, 2619609), (12, 1746406), (24, 873203), (823, 25464), (1061, 19752), (1646, 12732), (2122, 9876), (2469, 8488), (3183, 6584), (3292, 6366), (4244, 4938)]