19394888

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{105407}}^1$

素因数の和:105436

約数の個数: 16

約数和(自身を含む): 37946880

約数和(自身を除く): 18551992

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 105407, 210814, 421628, 843256, 2424361, 4848722, 9697444, 19394888]

約数ペア:

[(1, 19394888), (2, 9697444), (4, 4848722), (8, 2424361), (23, 843256), (46, 421628), (92, 210814), (184, 105407)]