18710204

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{65881}}^1$

素因数の和:65956

約数の個数: 12

約数和(自身を含む): 33204528

約数和(自身を除く): 14494324

約数列:

[1, 2, 4, 71, 142, 284, 65881, 131762, 263524, 4677551, 9355102, 18710204]

約数ペア:

[(1, 18710204), (2, 9355102), (4, 4677551), (71, 263524), (142, 131762), (284, 65881)]