20587196

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17099}}^1$

素因数の和:17153

約数の個数: 24

約数和(自身を含む): 42134400

約数和(自身を除く): 21547204

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 17099, 34198, 68396, 119693, 239386, 478772, 735257, 1470514, 2941028, 5146799, 10293598, 20587196]

約数ペア:

[(1, 20587196), (2, 10293598), (4, 5146799), (7, 2941028), (14, 1470514), (28, 735257), (43, 478772), (86, 239386), (172, 119693), (301, 68396), (602, 34198), (1204, 17099)]