18966801

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{3779}}^1$

素因数の和:4028

約数の個数: 16

約数和(自身を含む): 29030400

約数和(自身を除く): 10063599

約数列:

[1, 3, 7, 21, 239, 717, 1673, 3779, 5019, 11337, 26453, 79359, 903181, 2709543, 6322267, 18966801]

約数ペア:

[(1, 18966801), (3, 6322267), (7, 2709543), (21, 903181), (239, 79359), (717, 26453), (1673, 11337), (3779, 5019)]