18489576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 53239680

約数和(自身を除く): 34750104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 157, 168, 314, 471, 628, 701, 942, 1099, 1256, 1402, 1884, 2103, 2198, 2804, 3297, 3768, 4206, 4396, 4907, 5608, 6594, 8412, 8792, 9814, 13188, 14721, 16824, 19628, 26376, 29442, 39256, 58884, 110057, 117768, 220114, 330171, 440228, 660342, 770399, 880456, 1320684, 1540798, 2311197, 2641368, 3081596, 4622394, 6163192, 9244788, 18489576]

約数ペア:

[(1, 18489576), (2, 9244788), (3, 6163192), (4, 4622394), (6, 3081596), (7, 2641368), (8, 2311197), (12, 1540798), (14, 1320684), (21, 880456), (24, 770399), (28, 660342), (42, 440228), (56, 330171), (84, 220114), (157, 117768), (168, 110057), (314, 58884), (471, 39256), (628, 29442), (701, 26376), (942, 19628), (1099, 16824), (1256, 14721), (1402, 13188), (1884, 9814), (2103, 8792), (2198, 8412), (2804, 6594), (3297, 5608), (3768, 4907), (4206, 4396)]