18187237

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 19863360

約数和(自身を除く): 1676123

約数列:

[1, 19, 43, 113, 197, 817, 2147, 3743, 4859, 8471, 22261, 92321, 160949, 422959, 957223, 18187237]

約数ペア:

[(1, 18187237), (19, 957223), (43, 422959), (113, 160949), (197, 92321), (817, 22261), (2147, 8471), (3743, 4859)]