18197155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 24514560

約数和(自身を除く): 6317405

約数列:

[1, 5, 19, 31, 37, 95, 155, 167, 185, 589, 703, 835, 1147, 2945, 3173, 3515, 5177, 5735, 6179, 15865, 21793, 25885, 30895, 98363, 108965, 117401, 191549, 491815, 587005, 957745, 3639431, 18197155]

約数ペア:

[(1, 18197155), (5, 3639431), (19, 957745), (31, 587005), (37, 491815), (95, 191549), (155, 117401), (167, 108965), (185, 98363), (589, 30895), (703, 25885), (835, 21793), (1147, 15865), (2945, 6179), (3173, 5735), (3515, 5177)]