19191545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3881}}^1$

素因数の和:3952

約数の個数: 16

約数和(自身を含む): 24596352

約数和(自身を除く): 5404807

約数列:

[1, 5, 23, 43, 115, 215, 989, 3881, 4945, 19405, 89263, 166883, 446315, 834415, 3838309, 19191545]

約数ペア:

[(1, 19191545), (5, 3838309), (23, 834415), (43, 446315), (115, 166883), (215, 89263), (989, 19405), (3881, 4945)]