18706654

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1279}}^1$

素因数の和:1455

約数の個数: 16

約数和(自身を含む): 28753920

約数和(自身を除く): 10047266

約数列:

[1, 2, 71, 103, 142, 206, 1279, 2558, 7313, 14626, 90809, 131737, 181618, 263474, 9353327, 18706654]

約数ペア:

[(1, 18706654), (2, 9353327), (71, 263474), (103, 181618), (142, 131737), (206, 90809), (1279, 14626), (2558, 7313)]