18512043

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7901}}^1$

素因数の和:7986

約数の個数: 16

約数和(自身を含む): 27309312

約数和(自身を除く): 8797269

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 7901, 23703, 86911, 260733, 560971, 1682913, 6170681, 18512043]

約数ペア:

[(1, 18512043), (3, 6170681), (11, 1682913), (33, 560971), (71, 260733), (213, 86911), (781, 23703), (2343, 7901)]