18800752

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1165

約数の個数: 40

約数和(自身を含む): 38854656

約数和(自身を除く): 20053904

約数列:

[1, 2, 4, 8, 16, 23, 46, 47, 92, 94, 184, 188, 368, 376, 752, 1081, 1087, 2162, 2174, 4324, 4348, 8648, 8696, 17296, 17392, 25001, 50002, 51089, 100004, 102178, 200008, 204356, 400016, 408712, 817424, 1175047, 2350094, 4700188, 9400376, 18800752]

約数ペア:

[(1, 18800752), (2, 9400376), (4, 4700188), (8, 2350094), (16, 1175047), (23, 817424), (46, 408712), (47, 400016), (92, 204356), (94, 200008), (184, 102178), (188, 100004), (368, 51089), (376, 50002), (752, 25001), (1081, 17392), (1087, 17296), (2162, 8696), (2174, 8648), (4324, 4348)]