19854644

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{134153}}^1$

素因数の和:134194

約数の個数: 12

約数和(自身を含む): 35684964

約数和(自身を除く): 15830320

約数列:

[1, 2, 4, 37, 74, 148, 134153, 268306, 536612, 4963661, 9927322, 19854644]

約数ペア:

[(1, 19854644), (2, 9927322), (4, 4963661), (37, 536612), (74, 268306), (148, 134153)]