208045568

素因数分解:

$2^9\times {\mathrm{406339}}^1$

素因数の和:406357

約数の個数: 20

約数和(自身を含む): 415685820

約数和(自身を除く): 207640252

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 406339, 812678, 1625356, 3250712, 6501424, 13002848, 26005696, 52011392, 104022784, 208045568]

約数ペア:

[(1, 208045568), (2, 104022784), (4, 52011392), (8, 26005696), (16, 13002848), (32, 6501424), (64, 3250712), (128, 1625356), (256, 812678), (512, 406339)]