27781136

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{36943}}^1$

素因数の和:36998

約数の個数: 20

約数和(自身を含む): 54972672

約数和(自身を除く): 27191536

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 36943, 73886, 147772, 295544, 591088, 1736321, 3472642, 6945284, 13890568, 27781136]

約数ペア:

[(1, 27781136), (2, 13890568), (4, 6945284), (8, 3472642), (16, 1736321), (47, 591088), (94, 295544), (188, 147772), (376, 73886), (752, 36943)]