18869242

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{70937}}^1$

素因数の和:70965

約数の個数: 16

約数和(自身を含む): 34050240

約数和(自身を除く): 15180998

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 70937, 141874, 496559, 993118, 1347803, 2695606, 9434621, 18869242]

約数ペア:

[(1, 18869242), (2, 9434621), (7, 2695606), (14, 1347803), (19, 993118), (38, 496559), (133, 141874), (266, 70937)]