19518145

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1907}}^1$

素因数の和:2024

約数の個数: 16

約数和(自身を含む): 24727680

約数和(自身を除く): 5209535

約数列:

[1, 5, 23, 89, 115, 445, 1907, 2047, 9535, 10235, 43861, 169723, 219305, 848615, 3903629, 19518145]

約数ペア:

[(1, 19518145), (5, 3903629), (23, 848615), (89, 219305), (115, 169723), (445, 43861), (1907, 10235), (2047, 9535)]