19948195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3559}}^1$

素因数の和:3642

約数の個数: 16

約数和(自身を含む): 25632000

約数和(自身を除く): 5683805

約数列:

[1, 5, 19, 59, 95, 295, 1121, 3559, 5605, 17795, 67621, 209981, 338105, 1049905, 3989639, 19948195]

約数ペア:

[(1, 19948195), (5, 3989639), (19, 1049905), (59, 338105), (95, 209981), (295, 67621), (1121, 17795), (3559, 5605)]