19797074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{1789}}^1$

素因数の和:2305

約数の個数: 16

約数和(自身を含む): 32477760

約数和(自身を除く): 12680686

約数列:

[1, 2, 11, 22, 503, 1006, 1789, 3578, 5533, 11066, 19679, 39358, 899867, 1799734, 9898537, 19797074]

約数ペア:

[(1, 19797074), (2, 9898537), (11, 1799734), (22, 899867), (503, 39358), (1006, 19679), (1789, 11066), (3578, 5533)]