2018963416

素因数分解:

$2^3\times {\mathrm{643}}^1\times {\mathrm{392489}}^1$

素因数の和:393138

約数の個数: 16

約数和(自身を含む): 3791453400

約数和(自身を除く): 1772489984

約数列:

[1, 2, 4, 8, 643, 1286, 2572, 5144, 392489, 784978, 1569956, 3139912, 252370427, 504740854, 1009481708, 2018963416]

約数ペア:

[(1, 2018963416), (2, 1009481708), (4, 504740854), (8, 252370427), (643, 3139912), (1286, 1569956), (2572, 784978), (5144, 392489)]