18912888

素因数分解:

$2^3\times 3^2\times {\mathrm{347}}^1\times {\mathrm{757}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 51437880

約数和(自身を除く): 32524992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 347, 694, 757, 1041, 1388, 1514, 2082, 2271, 2776, 3028, 3123, 4164, 4542, 6056, 6246, 6813, 8328, 9084, 12492, 13626, 18168, 24984, 27252, 54504, 262679, 525358, 788037, 1050716, 1576074, 2101432, 2364111, 3152148, 4728222, 6304296, 9456444, 18912888]

約数ペア:

[(1, 18912888), (2, 9456444), (3, 6304296), (4, 4728222), (6, 3152148), (8, 2364111), (9, 2101432), (12, 1576074), (18, 1050716), (24, 788037), (36, 525358), (72, 262679), (347, 54504), (694, 27252), (757, 24984), (1041, 18168), (1388, 13626), (1514, 12492), (2082, 9084), (2271, 8328), (2776, 6813), (3028, 6246), (3123, 6056), (4164, 4542)]