18727918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{859}}^1\times {\mathrm{991}}^1$

素因数の和:1863

約数の個数: 16

約数和(自身を含む): 30712320

約数和(自身を除く): 11984402

約数列:

[1, 2, 11, 22, 859, 991, 1718, 1982, 9449, 10901, 18898, 21802, 851269, 1702538, 9363959, 18727918]

約数ペア:

[(1, 18727918), (2, 9363959), (11, 1702538), (22, 851269), (859, 21802), (991, 18898), (1718, 10901), (1982, 9449)]