19227155

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1438

約数の個数: 16

約数和(自身を含む): 23986368

約数和(自身を除く): 4759213

約数列:

[1, 5, 41, 71, 205, 355, 1321, 2911, 6605, 14555, 54161, 93791, 270805, 468955, 3845431, 19227155]

約数ペア:

[(1, 19227155), (5, 3845431), (41, 468955), (71, 270805), (205, 93791), (355, 54161), (1321, 14555), (2911, 6605)]