206521808

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{26947}}^1$

素因数の和:27434

約数の個数: 20

約数和(自身を含む): 400986240

約数和(自身を除く): 194464432

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 3832, 7664, 26947, 53894, 107788, 215576, 431152, 12907613, 25815226, 51630452, 103260904, 206521808]

約数ペア:

[(1, 206521808), (2, 103260904), (4, 51630452), (8, 25815226), (16, 12907613), (479, 431152), (958, 215576), (1916, 107788), (3832, 53894), (7664, 26947)]