38199824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4271}}^1$

素因数の和:4335

約数の個数: 40

約数和(自身を含む): 81578112

約数和(自身を除く): 43378288

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4271, 4472, 8542, 8944, 17084, 34168, 55523, 68336, 111046, 183653, 222092, 367306, 444184, 734612, 888368, 1469224, 2387489, 2938448, 4774978, 9549956, 19099912, 38199824]

約数ペア:

[(1, 38199824), (2, 19099912), (4, 9549956), (8, 4774978), (13, 2938448), (16, 2387489), (26, 1469224), (43, 888368), (52, 734612), (86, 444184), (104, 367306), (172, 222092), (208, 183653), (344, 111046), (559, 68336), (688, 55523), (1118, 34168), (2236, 17084), (4271, 8944), (4472, 8542)]