28641584

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{5647}}^1$

素因数の和:5972

約数の個数: 20

約数和(自身を含む): 55677984

約数和(自身を除く): 27036400

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 5647, 11294, 22588, 45176, 90352, 1790099, 3580198, 7160396, 14320792, 28641584]

約数ペア:

[(1, 28641584), (2, 14320792), (4, 7160396), (8, 3580198), (16, 1790099), (317, 90352), (634, 45176), (1268, 22588), (2536, 11294), (5072, 5647)]