19717836

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{23143}}^1$

素因数の和:23221

約数の個数: 24

約数和(自身を含む): 46658304

約数和(自身を除く): 26940468

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 23143, 46286, 69429, 92572, 138858, 277716, 1643153, 3286306, 4929459, 6572612, 9858918, 19717836]

約数ペア:

[(1, 19717836), (2, 9858918), (3, 6572612), (4, 4929459), (6, 3286306), (12, 1643153), (71, 277716), (142, 138858), (213, 92572), (284, 69429), (426, 46286), (852, 23143)]