19902966

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{89653}}^1$

素因数の和:89695

約数の個数: 16

約数和(自身を含む): 40882224

約数和(自身を除く): 20979258

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 89653, 179306, 268959, 537918, 3317161, 6634322, 9951483, 19902966]

約数ペア:

[(1, 19902966), (2, 9951483), (3, 6634322), (6, 3317161), (37, 537918), (74, 268959), (111, 179306), (222, 89653)]