2489593936

素因数分解:

$2^4\times {\mathrm{557}}^1\times {\mathrm{279353}}^1$

素因数の和:279918

約数の個数: 20

約数和(自身を含む): 4832265492

約数和(自身を除く): 2342671556

約数列:

[1, 2, 4, 8, 16, 557, 1114, 2228, 4456, 8912, 279353, 558706, 1117412, 2234824, 4469648, 155599621, 311199242, 622398484, 1244796968, 2489593936]

約数ペア:

[(1, 2489593936), (2, 1244796968), (4, 622398484), (8, 311199242), (16, 155599621), (557, 4469648), (1114, 2234824), (2228, 1117412), (4456, 558706), (8912, 279353)]