204213616

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{411721}}^1$

素因数の和:411760

約数の個数: 20

約数和(自身を含む): 408428224

約数和(自身を除く): 204214608

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 411721, 823442, 1646884, 3293768, 6587536, 12763351, 25526702, 51053404, 102106808, 204213616]

約数ペア:

[(1, 204213616), (2, 102106808), (4, 51053404), (8, 25526702), (16, 12763351), (31, 6587536), (62, 3293768), (124, 1646884), (248, 823442), (496, 411721)]