18790539

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:610

約数の個数: 16

約数和(自身を含む): 25497600

約数和(自身を除く): 6707061

約数列:

[1, 3, 127, 149, 331, 381, 447, 993, 18923, 42037, 49319, 56769, 126111, 147957, 6263513, 18790539]

約数ペア:

[(1, 18790539), (3, 6263513), (127, 147957), (149, 126111), (331, 56769), (381, 49319), (447, 42037), (993, 18923)]