19395881

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:320

約数の個数: 16

約数和(自身を含む): 20786304

約数和(自身を除く): 1390423

約数列:

[1, 37, 43, 73, 167, 1591, 2701, 3139, 6179, 7181, 12191, 116143, 265697, 451067, 524213, 19395881]

約数ペア:

[(1, 19395881), (37, 524213), (43, 451067), (73, 265697), (167, 116143), (1591, 12191), (2701, 7181), (3139, 6179)]