18122734

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21221}}^1$

素因数の和:21291

約数の個数: 16

約数和(自身を含む): 31578336

約数和(自身を除く): 13455602

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 21221, 42442, 148547, 297094, 1294481, 2588962, 9061367, 18122734]

約数ペア:

[(1, 18122734), (2, 9061367), (7, 2588962), (14, 1294481), (61, 297094), (122, 148547), (427, 42442), (854, 21221)]