18882507

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{10103}}^1$

素因数の和:10202

約数の個数: 16

約数和(自身を含む): 29099520

約数和(自身を除く): 10217013

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 10103, 30309, 70721, 212163, 899167, 2697501, 6294169, 18882507]

約数ペア:

[(1, 18882507), (3, 6294169), (7, 2697501), (21, 899167), (89, 212163), (267, 70721), (623, 30309), (1869, 10103)]