17890869

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1811}}^1$

素因数の和:1940

約数の個数: 16

約数和(自身を含む): 24788160

約数和(自身を除く): 6897291

約数列:

[1, 3, 37, 89, 111, 267, 1811, 3293, 5433, 9879, 67007, 161179, 201021, 483537, 5963623, 17890869]

約数ペア:

[(1, 17890869), (3, 5963623), (37, 483537), (89, 201021), (111, 161179), (267, 67007), (1811, 9879), (3293, 5433)]