198313216

素因数分解:

$2^8\times {\mathrm{774661}}^1$

素因数の和:774677

約数の個数: 18

約数和(自身を含む): 395852282

約数和(自身を除く): 197539066

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 774661, 1549322, 3098644, 6197288, 12394576, 24789152, 49578304, 99156608, 198313216]

約数ペア:

[(1, 198313216), (2, 99156608), (4, 49578304), (8, 24789152), (16, 12394576), (32, 6197288), (64, 3098644), (128, 1549322), (256, 774661)]