18969866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9419}}^1$

素因数の和:9493

約数の個数: 16

約数和(自身を含む): 30520800

約数和(自身を除く): 11550934

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 9419, 18838, 178961, 357922, 499207, 998414, 9484933, 18969866]

約数ペア:

[(1, 18969866), (2, 9484933), (19, 998414), (38, 499207), (53, 357922), (106, 178961), (1007, 18838), (2014, 9419)]