81171088

素因数分解:

$2^4\times {\mathrm{563}}^1\times {\mathrm{9011}}^1$

素因数の和:9582

約数の個数: 20

約数和(自身を含む): 157565808

約数和(自身を除く): 76394720

約数列:

[1, 2, 4, 8, 16, 563, 1126, 2252, 4504, 9008, 9011, 18022, 36044, 72088, 144176, 5073193, 10146386, 20292772, 40585544, 81171088]

約数ペア:

[(1, 81171088), (2, 40585544), (4, 20292772), (8, 10146386), (16, 5073193), (563, 144176), (1126, 72088), (2252, 36044), (4504, 18022), (9008, 9011)]