858481648

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{169259}}^1$

素因数の和:169584

約数の個数: 20

約数和(自身を含む): 1668565080

約数和(自身を除く): 810083432

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 169259, 338518, 677036, 1354072, 2708144, 53655103, 107310206, 214620412, 429240824, 858481648]

約数ペア:

[(1, 858481648), (2, 429240824), (4, 214620412), (8, 107310206), (16, 53655103), (317, 2708144), (634, 1354072), (1268, 677036), (2536, 338518), (5072, 169259)]