28211824

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26317}}^1$

素因数の和:26392

約数の個数: 20

約数和(自身を含む): 55478344

約数和(自身を除く): 27266520

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26317, 52634, 105268, 210536, 421072, 1763239, 3526478, 7052956, 14105912, 28211824]

約数ペア:

[(1, 28211824), (2, 14105912), (4, 7052956), (8, 3526478), (16, 1763239), (67, 421072), (134, 210536), (268, 105268), (536, 52634), (1072, 26317)]