28588976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137447}}^1$

素因数の和:137468

約数の個数: 20

約数和(自身を含む): 59652432

約数和(自身を除く): 31063456

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 137447, 274894, 549788, 1099576, 1786811, 2199152, 3573622, 7147244, 14294488, 28588976]

約数ペア:

[(1, 28588976), (2, 14294488), (4, 7147244), (8, 3573622), (13, 2199152), (16, 1786811), (26, 1099576), (52, 549788), (104, 274894), (208, 137447)]