18938874

素因数分解:

$2^1\times 3^1\times {\mathrm{1511}}^1\times {\mathrm{2089}}^1$

素因数の和:3605

約数の個数: 16

約数和(自身を含む): 37920960

約数和(自身を除く): 18982086

約数列:

[1, 2, 3, 6, 1511, 2089, 3022, 4178, 4533, 6267, 9066, 12534, 3156479, 6312958, 9469437, 18938874]

約数ペア:

[(1, 18938874), (2, 9469437), (3, 6312958), (6, 3156479), (1511, 12534), (2089, 9066), (3022, 6267), (4178, 4533)]