664269568

素因数分解:

$2^8\times {\mathrm{2594803}}^1$

素因数の和:2594819

約数の個数: 18

約数和(自身を含む): 1325944844

約数和(自身を除く): 661675276

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 2594803, 5189606, 10379212, 20758424, 41516848, 83033696, 166067392, 332134784, 664269568]

約数ペア:

[(1, 664269568), (2, 332134784), (4, 166067392), (8, 83033696), (16, 41516848), (32, 20758424), (64, 10379212), (128, 5189606), (256, 2594803)]