2189702008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{21054827}}^1$

素因数の和:21054846

約数の個数: 16

約数和(自身を含む): 4421513880

約数和(自身を除く): 2231811872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 21054827, 42109654, 84219308, 168438616, 273712751, 547425502, 1094851004, 2189702008]

約数ペア:

[(1, 2189702008), (2, 1094851004), (4, 547425502), (8, 273712751), (13, 168438616), (26, 84219308), (52, 42109654), (104, 21054827)]