18683654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{4909}}^1$

素因数の和:5095

約数の個数: 16

約数和(自身を含む): 30756240

約数和(自身を除く): 12072586

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 4909, 9818, 53999, 107998, 849257, 1698514, 9341827, 18683654]

約数ペア:

[(1, 18683654), (2, 9341827), (11, 1698514), (22, 849257), (173, 107998), (346, 53999), (1903, 9818), (3806, 4909)]