199601408

素因数分解:

$2^8\times {\mathrm{779693}}^1$

素因数の和:779709

約数の個数: 18

約数和(自身を含む): 398423634

約数和(自身を除く): 198822226

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 779693, 1559386, 3118772, 6237544, 12475088, 24950176, 49900352, 99800704, 199601408]

約数ペア:

[(1, 199601408), (2, 99800704), (4, 49900352), (8, 24950176), (16, 12475088), (32, 6237544), (64, 3118772), (128, 1559386), (256, 779693)]