199787008

素因数分解:

$2^9\times {\mathrm{390209}}^1$

素因数の和:390227

約数の個数: 20

約数和(自身を含む): 399184830

約数和(自身を除く): 199397822

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 390209, 780418, 1560836, 3121672, 6243344, 12486688, 24973376, 49946752, 99893504, 199787008]

約数ペア:

[(1, 199787008), (2, 99893504), (4, 49946752), (8, 24973376), (16, 12486688), (32, 6243344), (64, 3121672), (128, 1560836), (256, 780418), (512, 390209)]