2000807632

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{394481}}^1$

素因数の和:394806

約数の個数: 20

約数和(自身を含む): 3888803556

約数和(自身を除く): 1887995924

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 394481, 788962, 1577924, 3155848, 6311696, 125050477, 250100954, 500201908, 1000403816, 2000807632]

約数ペア:

[(1, 2000807632), (2, 1000403816), (4, 500201908), (8, 250100954), (16, 125050477), (317, 6311696), (634, 3155848), (1268, 1577924), (2536, 788962), (5072, 394481)]