19678862

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{45343}}^1$

素因数の和:45383

約数の個数: 16

約数和(自身を含む): 34824192

約数和(自身を除く): 15145330

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 45343, 90686, 317401, 634802, 1405633, 2811266, 9839431, 19678862]

約数ペア:

[(1, 19678862), (2, 9839431), (7, 2811266), (14, 1405633), (31, 634802), (62, 317401), (217, 90686), (434, 45343)]