18821432

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7151}}^1$

素因数の和:7211

約数の個数: 32

約数和(自身を含む): 41195520

約数和(自身を除く): 22374088

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 7151, 14302, 28604, 50057, 57208, 100114, 200228, 336097, 400456, 672194, 1344388, 2352679, 2688776, 4705358, 9410716, 18821432]

約数ペア:

[(1, 18821432), (2, 9410716), (4, 4705358), (7, 2688776), (8, 2352679), (14, 1344388), (28, 672194), (47, 400456), (56, 336097), (94, 200228), (188, 100114), (329, 57208), (376, 50057), (658, 28604), (1316, 14302), (2632, 7151)]