209942012

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{33623}}^1$

素因数の和:33857

約数の個数: 24

約数和(自身を含む): 421779456

約数和(自身を除く): 211837444

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 6244, 33623, 67246, 134492, 235361, 470722, 941444, 7497929, 14995858, 29991716, 52485503, 104971006, 209942012]

約数ペア:

[(1, 209942012), (2, 104971006), (4, 52485503), (7, 29991716), (14, 14995858), (28, 7497929), (223, 941444), (446, 470722), (892, 235361), (1561, 134492), (3122, 67246), (6244, 33623)]