18311894

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2999}}^1$

素因数の和:3115

約数の個数: 16

約数和(自身を含む): 28512000

約数和(自身を除く): 10200106

約数列:

[1, 2, 43, 71, 86, 142, 2999, 3053, 5998, 6106, 128957, 212929, 257914, 425858, 9155947, 18311894]

約数ペア:

[(1, 18311894), (2, 9155947), (43, 425858), (71, 257914), (86, 212929), (142, 128957), (2999, 6106), (3053, 5998)]