18156899

素因数分解:

${\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:334

約数の個数: 16

約数和(自身を含む): 19502208

約数和(自身を除く): 1345309

約数列:

[1, 37, 47, 53, 197, 1739, 1961, 2491, 7289, 9259, 10441, 92167, 342583, 386317, 490727, 18156899]

約数ペア:

[(1, 18156899), (37, 490727), (47, 386317), (53, 342583), (197, 92167), (1739, 10441), (1961, 9259), (2491, 7289)]