86990608

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{115679}}^1$

素因数の和:115734

約数の個数: 20

約数和(自身を含む): 172131840

約数和(自身を除く): 85141232

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 115679, 231358, 462716, 925432, 1850864, 5436913, 10873826, 21747652, 43495304, 86990608]

約数ペア:

[(1, 86990608), (2, 43495304), (4, 21747652), (8, 10873826), (16, 5436913), (47, 1850864), (94, 925432), (188, 462716), (376, 231358), (752, 115679)]