2057862344

素因数分解:

$2^3\times {\mathrm{643}}^1\times {\mathrm{400051}}^1$

素因数の和:400700

約数の個数: 16

約数和(自身を含む): 3864502320

約数和(自身を除く): 1806639976

約数列:

[1, 2, 4, 8, 643, 1286, 2572, 5144, 400051, 800102, 1600204, 3200408, 257232793, 514465586, 1028931172, 2057862344]

約数ペア:

[(1, 2057862344), (2, 1028931172), (4, 514465586), (8, 257232793), (643, 3200408), (1286, 1600204), (2572, 800102), (5144, 400051)]