18712274

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{78623}}^1$

素因数の和:78649

約数の個数: 16

約数和(自身を含む): 33965568

約数和(自身を除く): 15253294

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 78623, 157246, 550361, 1100722, 1336591, 2673182, 9356137, 18712274]

約数ペア:

[(1, 18712274), (2, 9356137), (7, 2673182), (14, 1336591), (17, 1100722), (34, 550361), (119, 157246), (238, 78623)]