18786710

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{14341}}^1$

素因数の和:14479

約数の個数: 16

約数和(自身を含む): 34076592

約数和(自身を除く): 15289882

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 14341, 28682, 71705, 143410, 1878671, 3757342, 9393355, 18786710]

約数ペア:

[(1, 18786710), (2, 9393355), (5, 3757342), (10, 1878671), (131, 143410), (262, 71705), (655, 28682), (1310, 14341)]