18883215740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{93937}}^1$

素因数の和:94011

約数の個数: 72

約数和(自身を含む): 43636079760

約数和(自身を除く): 24752864020

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 529, 874, 1058, 1748, 2116, 2185, 2645, 4370, 5290, 8740, 10051, 10580, 20102, 40204, 50255, 93937, 100510, 187874, 201020, 375748, 469685, 939370, 1784803, 1878740, 2160551, 3569606, 4321102, 7139212, 8642204, 8924015, 10802755, 17848030, 21605510, 35696060, 41050469, 43211020, 49692673, 82100938, 99385346, 164201876, 198770692, 205252345, 248463365, 410504690, 496926730, 821009380, 944160787, 993853460, 1888321574, 3776643148, 4720803935, 9441607870, 18883215740]

約数ペア:

[(1, 18883215740), (2, 9441607870), (4, 4720803935), (5, 3776643148), (10, 1888321574), (19, 993853460), (20, 944160787), (23, 821009380), (38, 496926730), (46, 410504690), (76, 248463365), (92, 205252345), (95, 198770692), (115, 164201876), (190, 99385346), (230, 82100938), (380, 49692673), (437, 43211020), (460, 41050469), (529, 35696060), (874, 21605510), (1058, 17848030), (1748, 10802755), (2116, 8924015), (2185, 8642204), (2645, 7139212), (4370, 4321102), (5290, 3569606), (8740, 2160551), (10051, 1878740), (10580, 1784803), (20102, 939370), (40204, 469685), (50255, 375748), (93937, 201020), (100510, 187874)]