18311007

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42683}}^1$

素因数の和:42710

約数の個数: 16

約数和(自身を含む): 28683648

約数和(自身を除く): 10372641

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 42683, 128049, 469513, 554879, 1408539, 1664637, 6103669, 18311007]

約数ペア:

[(1, 18311007), (3, 6103669), (11, 1664637), (13, 1408539), (33, 554879), (39, 469513), (143, 128049), (429, 42683)]