18692241

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{691}}^1$

素因数の和:892

約数の個数: 16

約数和(自身を含む): 25509888

約数和(自身を除く): 6817647

約数列:

[1, 3, 71, 127, 213, 381, 691, 2073, 9017, 27051, 49061, 87757, 147183, 263271, 6230747, 18692241]

約数ペア:

[(1, 18692241), (3, 6230747), (71, 263271), (127, 147183), (213, 87757), (381, 49061), (691, 27051), (2073, 9017)]